En / 中文
取消

区块概览

区块哈希值

02EAF617E2B4B1D7729681AC5E76A881BEA5AF4D8DFD78BE2E0CDFB3DA1B23D2

区块高度

8579225

BTD出块时间

2020-02-15 7:36:20

交易记录数

6

交易记录

交易哈希

交易地址(转出...转入...)

交易量

手续费

交易类型
{"Account":"zf9vj8...wHL2dp","Fee":"11","Flags":2147483648,"LastLedgerSequence":8579231,"LimitAmount":{"currency":"HDT","issuer":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","value":"100000000"},"Sequence":1,"SigningPubKey":"02CB57CFE78225550FF19376AAB7568936737EDEF8D2E565963D8597CB517FBE81","TransactionType":"TrustSet","TxnSignature":"3045022100E5D0FF52D1822566D760333181BF809CC919753ED529DF8E756A7E15AF8470A902202C53D9287D9AAF1A8406F204E8ACD75FFB7FD46A4CE940D1B80F2BBD6470CDB9","date":635067380,"hash":"01C4BEC019F2...A36A03C0C471","inLedger":8579225,"ledger_index":8579225,"meta":{"AffectedNodes":[{"ModifiedNode":{"LedgerEntryType":"AccountRoot","LedgerIndex":"51127AC3F7A2DA5736F2DCA09AE6C2EC8F5C6A95D255B89DCB78DE7A509D9AC1","PreviousTxnID":"967F744EFE118AD6372355A3CD81457515FD089AA2BE54CA246CDF108BA861FA","PreviousTxnLgrSeq":8579225}},{"CreatedNode":{"LedgerEntryType":"RippleState","LedgerIndex":"7F636DAE85BAED8EAD7AC94D5A2B6426A75F1A7C5381ABC0C60E879D32715D12","NewFields":{"Balance":{"currency":"HDT","issuer":"zzzzzzzzzzzzzzzzzzzzBZbvji","value":"0"},"Flags":65536,"HighLimit":{"currency":"HDT","issuer":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","value":"0"},"HighNode":"000000000001F6EC","LowLimit":{"currency":"HDT","issuer":"zf9vj8MXLcZcgPyqiuSxCff3wqZewHL2dp","value":"100000000"}}}},{"CreatedNode":{"LedgerEntryType":"DirectoryNode","LedgerIndex":"A36D45D8B4B0B0747FD5917DA6C3FE1DCAC53394DCED1CBA8E3021DE7CC75686","NewFields":{"Owner":"zf9vj8MXLcZcgPyqiuSxCff3wqZewHL2dp","RootIndex":"A36D45D8B4B0B0747FD5917DA6C3FE1DCAC53394DCED1CBA8E3021DE7CC75686"}}},{"ModifiedNode":{"FinalFields":{"Flags":0,"IndexPrevious":"000000000001F6EB","Owner":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","RootIndex":"9B5EABC9859D74ADED254AC7D5FDEC7385497F1499FBB6D72DA8857FBA3160FC"},"LedgerEntryType":"DirectoryNode","LedgerIndex":"EBCDA77AFE92995E78D4147F7D4EF8BF46802EA1678856C98C461BCC15FE8C9A"}},{"ModifiedNode":{"FinalFields":{"Account":"zf9vj8MXLcZcgPyqiuSxCff3wqZewHL2dp","Balance":"39999989","Flags":0,"OwnerCount":1,"Sequence":2},"LedgerEntryType":"AccountRoot","LedgerIndex":"FB4140DAAA0B3244D0CA99B433FBB6789A252DE00CD0489DE69823F4EBD51504","PreviousFields":{"Balance":"40000000","OwnerCount":0,"Sequence":1},"PreviousTxnID":"87504CF61CA9AD32576E2EE9C9098DDF3574295B2B06769FD8BBF5142CB80153","PreviousTxnLgrSeq":8579223}}],"TransactionIndex":4,"TransactionResult":"tesSUCCESS"},"status":"success","validated":false,"Destination":""} 交易哈希

01C4BEC019F2...A36A03C0C471

 交易地址(转出...转入...)

zf9vj8...wHL2dp

--

 交易量

--

 手续费

--

 交易类型

信任
{"Account":"zf9vj8...wHL2dp","Fee":"11","Flags":2147483648,"LastLedgerSequence":8579231,"LimitAmount":{"currency":"BTD","issuer":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","value":"100000000"},"Sequence":2,"SigningPubKey":"02CB57CFE78225550FF19376AAB7568936737EDEF8D2E565963D8597CB517FBE81","TransactionType":"TrustSet","TxnSignature":"304402204FB6F7B8EB3D4440DADDDA20753A8E0381A09B67BBE967BF1BB7AE363EE59639022058F6CE3CB18E88515939C274B5AD2668A8273FAAA1F00EAE8A54A1E0B200CA1F","date":635067380,"hash":"4E321EE5C1AF...3819786E7ED6","inLedger":8579225,"ledger_index":8579225,"meta":{"AffectedNodes":[{"ModifiedNode":{"LedgerEntryType":"AccountRoot","LedgerIndex":"51127AC3F7A2DA5736F2DCA09AE6C2EC8F5C6A95D255B89DCB78DE7A509D9AC1","PreviousTxnID":"01C4BEC019F2C1BE4E4DEC35DC48613266948249E2E289E5524FA36A03C0C471","PreviousTxnLgrSeq":8579225}},{"ModifiedNode":{"FinalFields":{"Flags":0,"Owner":"zf9vj8MXLcZcgPyqiuSxCff3wqZewHL2dp","RootIndex":"A36D45D8B4B0B0747FD5917DA6C3FE1DCAC53394DCED1CBA8E3021DE7CC75686"},"LedgerEntryType":"DirectoryNode","LedgerIndex":"A36D45D8B4B0B0747FD5917DA6C3FE1DCAC53394DCED1CBA8E3021DE7CC75686"}},{"CreatedNode":{"LedgerEntryType":"RippleState","LedgerIndex":"D9D9F2E7C739DFC68C4A0A081E2D077DAAE1072F132BE3BD93CC30706C59F92F","NewFields":{"Balance":{"currency":"BTD","issuer":"zzzzzzzzzzzzzzzzzzzzBZbvji","value":"0"},"Flags":65536,"HighLimit":{"currency":"BTD","issuer":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","value":"0"},"HighNode":"000000000001F6EC","LowLimit":{"currency":"BTD","issuer":"zf9vj8MXLcZcgPyqiuSxCff3wqZewHL2dp","value":"100000000"}}}},{"ModifiedNode":{"FinalFields":{"Flags":0,"IndexPrevious":"000000000001F6EB","Owner":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","RootIndex":"9B5EABC9859D74ADED254AC7D5FDEC7385497F1499FBB6D72DA8857FBA3160FC"},"LedgerEntryType":"DirectoryNode","LedgerIndex":"EBCDA77AFE92995E78D4147F7D4EF8BF46802EA1678856C98C461BCC15FE8C9A"}},{"ModifiedNode":{"FinalFields":{"Account":"zf9vj8MXLcZcgPyqiuSxCff3wqZewHL2dp","Balance":"39999978","Flags":0,"OwnerCount":2,"Sequence":3},"LedgerEntryType":"AccountRoot","LedgerIndex":"FB4140DAAA0B3244D0CA99B433FBB6789A252DE00CD0489DE69823F4EBD51504","PreviousFields":{"Balance":"39999989","OwnerCount":1,"Sequence":2},"PreviousTxnID":"01C4BEC019F2C1BE4E4DEC35DC48613266948249E2E289E5524FA36A03C0C471","PreviousTxnLgrSeq":8579225}}],"TransactionIndex":5,"TransactionResult":"tesSUCCESS"},"status":"success","validated":false,"Destination":""} 交易哈希

4E321EE5C1AF...3819786E7ED6

 交易地址(转出...转入...)

zf9vj8...wHL2dp

--

 交易量

--

 手续费

--

 交易类型

信任
{"Account":"zPbrxm...Bi7HA9","Fee":"11","Flags":2147483648,"LastLedgerSequence":8579231,"LimitAmount":{"currency":"HDT","issuer":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","value":"100000000"},"Sequence":1,"SigningPubKey":"03ED291E001CE83163AC41762584060A2AB38C33A011264358D9E4E299F42ED884","TransactionType":"TrustSet","TxnSignature":"30440220772092AD8F906934EBF0ACF8F24885FFB3878A4D67F9358337ECB24591BCFF6002201DCC1F1E94A61C14CCC8D8158171CB6BE0906930C8B97C0989207B0A9B3BD317","date":635067380,"hash":"671A5542CE5E...4095691C5A46","inLedger":8579225,"ledger_index":8579225,"meta":{"AffectedNodes":[{"ModifiedNode":{"FinalFields":{"Account":"zPbrxm3CTVyWcjfoc89knkCKbN7eBi7HA9","Balance":"39999989","Flags":0,"OwnerCount":1,"Sequence":2},"LedgerEntryType":"AccountRoot","LedgerIndex":"20A968685BE89854D538A488C7CA33DD015F8768D586721485BBABC7F2512792","PreviousFields":{"Balance":"40000000","OwnerCount":0,"Sequence":1},"PreviousTxnID":"D3B042849321B1B09AFBCAF5F9022E4CE3D40544AEA24668954BA122A344DC0D","PreviousTxnLgrSeq":8579223}},{"ModifiedNode":{"LedgerEntryType":"AccountRoot","LedgerIndex":"51127AC3F7A2DA5736F2DCA09AE6C2EC8F5C6A95D255B89DCB78DE7A509D9AC1","PreviousTxnID":"CAAFBECDCE0D0E7DC0CE8D665B847CB40D75F092AEE3D5F486951BB7621D9B0B","PreviousTxnLgrSeq":8579224}},{"CreatedNode":{"LedgerEntryType":"RippleState","LedgerIndex":"73D8F10B02F521C741841EF172406FC7C833101EEA480E419C278B8C633C6A7B","NewFields":{"Balance":{"currency":"HDT","issuer":"zzzzzzzzzzzzzzzzzzzzBZbvji","value":"0"},"Flags":131072,"HighLimit":{"currency":"HDT","issuer":"zPbrxm3CTVyWcjfoc89knkCKbN7eBi7HA9","value":"100000000"},"LowLimit":{"currency":"HDT","issuer":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","value":"0"},"LowNode":"000000000001F6EC"}}},{"CreatedNode":{"LedgerEntryType":"DirectoryNode","LedgerIndex":"CFE26D65F91F319CACED3BE7A4DE797D1829D858AF44A6513D1B52B8D7FC0493","NewFields":{"Owner":"zPbrxm3CTVyWcjfoc89knkCKbN7eBi7HA9","RootIndex":"CFE26D65F91F319CACED3BE7A4DE797D1829D858AF44A6513D1B52B8D7FC0493"}}},{"ModifiedNode":{"FinalFields":{"Flags":0,"IndexPrevious":"000000000001F6EB","Owner":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","RootIndex":"9B5EABC9859D74ADED254AC7D5FDEC7385497F1499FBB6D72DA8857FBA3160FC"},"LedgerEntryType":"DirectoryNode","LedgerIndex":"EBCDA77AFE92995E78D4147F7D4EF8BF46802EA1678856C98C461BCC15FE8C9A"}}],"TransactionIndex":0,"TransactionResult":"tesSUCCESS"},"status":"success","validated":false,"Destination":""} 交易哈希

671A5542CE5E...4095691C5A46

 交易地址(转出...转入...)

zPbrxm...Bi7HA9

--

 交易量

--

 手续费

--

 交易类型

信任
{"Account":"zLjqMB...ZG29hB","Amount":{"currency":"BTD","issuer":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","value":"1041.258"},"Destination":"zw54oQ...gTi1Vz","Fee":"10000","Flags":2147483648,"Memos":[{"Memo":{"MemoData":"3132"}}],"SendMax":{"currency":"BTD","issuer":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","value":"1041.268"},"Sequence":3780,"SigningPubKey":"0363F801DB7C8F4E103980F68945CA75396E71829FF8D6AD88CD956A20C2904B22","TransactionType":"Payment","TxnSignature":"3045022100CF06394CBA053E5AED23FF5FCD532CBBE057720D2AD9FBCB034E109273FADF150220653AAF8E6097C7ABAEC8BBDB1AD1EAF263EACF3299AA1F22B50C1ABFFACADFCE","date":635067380,"hash":"6BA0E772AE51...7F035F5E2C8F","inLedger":8579225,"ledger_index":8579225,"meta":{"AffectedNodes":[{"ModifiedNode":{"FinalFields":{"Balance":{"currency":"BTD","issuer":"zzzzzzzzzzzzzzzzzzzzBZbvji","value":"1041.258"},"Flags":65536,"HighLimit":{"currency":"BTD","issuer":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","value":"0"},"HighNode":"000000000001DDF8","LowLimit":{"currency":"BTD","issuer":"zw54oQVwJS5nvCEQzw7fcSknjKM6gTi1Vz","value":"100000000"},"LowNode":"0000000000000000"},"LedgerEntryType":"RippleState","LedgerIndex":"1D47F39BA9D99C10114FFA3319C7C0E627EA0CA0223028DA35957B2B823F01AA","PreviousFields":{"Balance":{"currency":"BTD","issuer":"zzzzzzzzzzzzzzzzzzzzBZbvji","value":"0"}},"PreviousTxnID":"3298B7D704EBDADE1E84E59C142AA649CA608DED46C8285B9220457FD79185D3","PreviousTxnLgrSeq":8501031}},{"ModifiedNode":{"FinalFields":{"Balance":{"currency":"BTD","issuer":"zzzzzzzzzzzzzzzzzzzzBZbvji","value":"-167149.28312159"},"Flags":131072,"HighLimit":{"currency":"BTD","issuer":"zLjqMBhnZSPT6tZmA8N7E1ghS36aZG29hB","value":"100000000"},"HighNode":"0000000000000000","LowLimit":{"currency":"BTD","issuer":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","value":"0"},"LowNode":"0000000000000260"},"LedgerEntryType":"RippleState","LedgerIndex":"8B61203332A7CDE43BFDAF16F75FD975ECB4370236774C8B2EF09A7A6D7C4526","PreviousFields":{"Balance":{"currency":"BTD","issuer":"zzzzzzzzzzzzzzzzzzzzBZbvji","value":"-168190.55112159"}},"PreviousTxnID":"8A5884E01CFD1759228B8D15A1FA35F6AD66E0EB5DF8A7E0174364903691DD51","PreviousTxnLgrSeq":8579137}},{"ModifiedNode":{"FinalFields":{"Account":"zLjqMBhnZSPT6tZmA8N7E1ghS36aZG29hB","Balance":"42200000","Flags":0,"OwnerCount":1,"Sequence":3781},"LedgerEntryType":"AccountRoot","LedgerIndex":"B4D60C12C67460EFBC784C2F6AF2FBE9B55C9F8D74D5F489150244256C1BD2AE","PreviousFields":{"Balance":"42210000","Sequence":3780},"PreviousTxnID":"E41E2391ADF18F367A732C79551D5C3E2850075BD92F528A270D7E04150C3788","PreviousTxnLgrSeq":8578858}}],"TransactionIndex":2,"TransactionResult":"tesSUCCESS","delivered_amount":{"currency":"BTD","issuer":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","value":"1041.258"}},"status":"success","validated":false} 交易哈希

6BA0E772AE51...7F035F5E2C8F

 交易地址(转出...转入...)

zLjqMB...ZG29hB

zw54oQ...gTi1Vz

 交易量

1041.258 BTD

 手续费

0.01 BTD

 交易类型

转账
{"Account":"zPbrxm...Bi7HA9","Fee":"11","Flags":2147483648,"LastLedgerSequence":8579231,"LimitAmount":{"currency":"BTD","issuer":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","value":"100000000"},"Sequence":2,"SigningPubKey":"03ED291E001CE83163AC41762584060A2AB38C33A011264358D9E4E299F42ED884","TransactionType":"TrustSet","TxnSignature":"3045022100E8756176CFE9B3682C3B20E8049FD1D825A9F8EB3165D54D053B7476A80C366202204BD690DF68911037297BD6D585C430AE2C2AC6ED5B36D91F0D9D77530CCC608F","date":635067380,"hash":"967F744EFE11...DF108BA861FA","inLedger":8579225,"ledger_index":8579225,"meta":{"AffectedNodes":[{"ModifiedNode":{"FinalFields":{"Account":"zPbrxm3CTVyWcjfoc89knkCKbN7eBi7HA9","Balance":"39999978","Flags":0,"OwnerCount":2,"Sequence":3},"LedgerEntryType":"AccountRoot","LedgerIndex":"20A968685BE89854D538A488C7CA33DD015F8768D586721485BBABC7F2512792","PreviousFields":{"Balance":"39999989","OwnerCount":1,"Sequence":2},"PreviousTxnID":"671A5542CE5EE226C9BDE44E925C2B3C8D3A9CEF60D21B5570664095691C5A46","PreviousTxnLgrSeq":8579225}},{"ModifiedNode":{"LedgerEntryType":"AccountRoot","LedgerIndex":"51127AC3F7A2DA5736F2DCA09AE6C2EC8F5C6A95D255B89DCB78DE7A509D9AC1","PreviousTxnID":"671A5542CE5EE226C9BDE44E925C2B3C8D3A9CEF60D21B5570664095691C5A46","PreviousTxnLgrSeq":8579225}},{"CreatedNode":{"LedgerEntryType":"RippleState","LedgerIndex":"6BC23AE9BB73882130E0BD8F507D69F55D4AC710E02BCAC6E83BA84891443E3E","NewFields":{"Balance":{"currency":"BTD","issuer":"zzzzzzzzzzzzzzzzzzzzBZbvji","value":"0"},"Flags":131072,"HighLimit":{"currency":"BTD","issuer":"zPbrxm3CTVyWcjfoc89knkCKbN7eBi7HA9","value":"100000000"},"LowLimit":{"currency":"BTD","issuer":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","value":"0"},"LowNode":"000000000001F6EC"}}},{"ModifiedNode":{"FinalFields":{"Flags":0,"Owner":"zPbrxm3CTVyWcjfoc89knkCKbN7eBi7HA9","RootIndex":"CFE26D65F91F319CACED3BE7A4DE797D1829D858AF44A6513D1B52B8D7FC0493"},"LedgerEntryType":"DirectoryNode","LedgerIndex":"CFE26D65F91F319CACED3BE7A4DE797D1829D858AF44A6513D1B52B8D7FC0493"}},{"ModifiedNode":{"FinalFields":{"Flags":0,"IndexPrevious":"000000000001F6EB","Owner":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","RootIndex":"9B5EABC9859D74ADED254AC7D5FDEC7385497F1499FBB6D72DA8857FBA3160FC"},"LedgerEntryType":"DirectoryNode","LedgerIndex":"EBCDA77AFE92995E78D4147F7D4EF8BF46802EA1678856C98C461BCC15FE8C9A"}}],"TransactionIndex":1,"TransactionResult":"tesSUCCESS"},"status":"success","validated":false,"Destination":""} 交易哈希

967F744EFE11...DF108BA861FA

 交易地址(转出...转入...)

zPbrxm...Bi7HA9

--

 交易量

--

 手续费

--

 交易类型

信任
{"Account":"zBbmQ3...oUVvrc","Amount":{"currency":"BTD","issuer":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","value":"42.923227"},"Destination":"zDJBa1...6YE3uy","Fee":"12","Flags":2147483648,"LastLedgerSequence":8579231,"Memos":[{"Memo":{"MemoType":"77616C6C6574426F6E7573476574425444"}}],"SendMax":{"currency":"BTD","issuer":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","value":"42.933227"},"Sequence":323738,"SigningPubKey":"020650F7933C172CEEBA064F2DD50001EA6F9C6B3F355BE07516F0EAA538D0A207","TransactionType":"Payment","TxnSignature":"304402205F8F5D9AA69018D4C86E68410C53D54ED54B18CF59F1DD9EF585AFAFEF5D49AF02204667D3992E560FF867882753AD09C73443D29F04D000D9D18629DE93898B081C","date":635067380,"hash":"CB7B9AB952AC...8C73D6E6F8EC","inLedger":8579225,"ledger_index":8579225,"meta":{"AffectedNodes":[{"ModifiedNode":{"FinalFields":{"Account":"zBbmQ3o3sxpNY9UUSbYGx3BABiBMoUVvrc","Balance":"36105349","Flags":0,"OwnerCount":2,"Sequence":323739},"LedgerEntryType":"AccountRoot","LedgerIndex":"11D5AA38CE334405F2515ED408D2D88C32193B1463203F4287D57F94A90CC210","PreviousFields":{"Balance":"36105361","Sequence":323738},"PreviousTxnID":"461D49CF84017F7B442D185E128BCDB71390BC9B8C871E25B033029F1FF51109","PreviousTxnLgrSeq":8579223}},{"ModifiedNode":{"FinalFields":{"Balance":{"currency":"BTD","issuer":"zzzzzzzzzzzzzzzzzzzzBZbvji","value":"5023869.8733592"},"Flags":196608,"HighLimit":{"currency":"BTD","issuer":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","value":"100000000"},"HighNode":"0000000000000181","LowLimit":{"currency":"BTD","issuer":"zBbmQ3o3sxpNY9UUSbYGx3BABiBMoUVvrc","value":"100000000"},"LowNode":"0000000000000000"},"LedgerEntryType":"RippleState","LedgerIndex":"1D5E11EF39431A2A252BE839B54089052FF71F346F7B31706133A3E8B373584C","PreviousFields":{"Balance":{"currency":"BTD","issuer":"zzzzzzzzzzzzzzzzzzzzBZbvji","value":"5023912.8065862"}},"PreviousTxnID":"461D49CF84017F7B442D185E128BCDB71390BC9B8C871E25B033029F1FF51109","PreviousTxnLgrSeq":8579223}},{"ModifiedNode":{"FinalFields":{"Balance":{"currency":"BTD","issuer":"zzzzzzzzzzzzzzzzzzzzBZbvji","value":"43.630253"},"Flags":65536,"HighLimit":{"currency":"BTD","issuer":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","value":"0"},"HighNode":"000000000000D05E","LowLimit":{"currency":"BTD","issuer":"zDJBa14GHpzt43KnYNjFcHbR99UG6YE3uy","value":"100000000"},"LowNode":"0000000000000000"},"LedgerEntryType":"RippleState","LedgerIndex":"E71F342B15E0E54D904FB9CC0E35119F1D07319A2EA8771A78AD52219A5FC0F2","PreviousFields":{"Balance":{"currency":"BTD","issuer":"zzzzzzzzzzzzzzzzzzzzBZbvji","value":"0.707026"}},"PreviousTxnID":"B3C777C434354F04A054B908D343C24EC6613AD2916DD22319236C50502A0EC0","PreviousTxnLgrSeq":8523101}}],"TransactionIndex":3,"TransactionResult":"tesSUCCESS","delivered_amount":{"currency":"BTD","issuer":"zJHhQ92GPEfnejJtLs5TRZR17sxaqDV8iT","value":"42.923227"}},"status":"success","validated":false} 交易哈希

CB7B9AB952AC...8C73D6E6F8EC

 交易地址(转出...转入...)

zBbmQ3...oUVvrc

zDJBa1...6YE3uy

 交易量

42.923227 BTD

 手续费

0.01 BTD

 交易类型

转账