[**brk-client**](../README.md) *** [brk-client](../globals.md) / TxIn # Interface: TxIn Defined in: [Developer/brk/modules/brk-client/index.js:1022](https://github.com/bitcoinresearchkit/brk/blob/5bf06530ce84cd1829c2f934e5baded9c9125d45/modules/brk-client/index.js#L1022) ## Properties ### innerRedeemscriptAsm > **innerRedeemscriptAsm**: `string` Defined in: [Developer/brk/modules/brk-client/index.js:1031](https://github.com/bitcoinresearchkit/brk/blob/5bf06530ce84cd1829c2f934e5baded9c9125d45/modules/brk-client/index.js#L1031) Inner redeemscript in assembly (for P2SH-wrapped SegWit: scriptsig + witness both present) *** ### innerWitnessscriptAsm > **innerWitnessscriptAsm**: `string` Defined in: [Developer/brk/modules/brk-client/index.js:1032](https://github.com/bitcoinresearchkit/brk/blob/5bf06530ce84cd1829c2f934e5baded9c9125d45/modules/brk-client/index.js#L1032) Inner witnessscript in assembly (for P2WSH: last witness item decoded as script) *** ### isCoinbase > **isCoinbase**: `boolean` Defined in: [Developer/brk/modules/brk-client/index.js:1029](https://github.com/bitcoinresearchkit/brk/blob/5bf06530ce84cd1829c2f934e5baded9c9125d45/modules/brk-client/index.js#L1029) Whether this input is a coinbase (block reward) input *** ### prevout? > `optional` **prevout?**: [`TxOut`](TxOut.md) \| `null` Defined in: [Developer/brk/modules/brk-client/index.js:1025](https://github.com/bitcoinresearchkit/brk/blob/5bf06530ce84cd1829c2f934e5baded9c9125d45/modules/brk-client/index.js#L1025) Information about the previous output being spent *** ### scriptsig > **scriptsig**: `string` Defined in: [Developer/brk/modules/brk-client/index.js:1026](https://github.com/bitcoinresearchkit/brk/blob/5bf06530ce84cd1829c2f934e5baded9c9125d45/modules/brk-client/index.js#L1026) Signature script (hex, for non-SegWit inputs) *** ### scriptsigAsm > **scriptsigAsm**: `string` Defined in: [Developer/brk/modules/brk-client/index.js:1027](https://github.com/bitcoinresearchkit/brk/blob/5bf06530ce84cd1829c2f934e5baded9c9125d45/modules/brk-client/index.js#L1027) Signature script in assembly format *** ### sequence > **sequence**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:1030](https://github.com/bitcoinresearchkit/brk/blob/5bf06530ce84cd1829c2f934e5baded9c9125d45/modules/brk-client/index.js#L1030) Input sequence number *** ### txid > **txid**: `string` Defined in: [Developer/brk/modules/brk-client/index.js:1023](https://github.com/bitcoinresearchkit/brk/blob/5bf06530ce84cd1829c2f934e5baded9c9125d45/modules/brk-client/index.js#L1023) Transaction ID of the output being spent *** ### vout > **vout**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:1024](https://github.com/bitcoinresearchkit/brk/blob/5bf06530ce84cd1829c2f934e5baded9c9125d45/modules/brk-client/index.js#L1024) Output index being spent *** ### witness > **witness**: `string`[] Defined in: [Developer/brk/modules/brk-client/index.js:1028](https://github.com/bitcoinresearchkit/brk/blob/5bf06530ce84cd1829c2f934e5baded9c9125d45/modules/brk-client/index.js#L1028) Witness data (hex-encoded stack items, present for SegWit inputs)