[**brk-client**](../README.md) *** [brk-client](../globals.md) / BlockHashTxIndex # Interface: BlockHashTxIndex Defined in: [Developer/brk/modules/brk-client/index.js:167](https://github.com/bitcoinresearchkit/brk/blob/5bf06530ce84cd1829c2f934e5baded9c9125d45/modules/brk-client/index.js#L167) ## Properties ### hash > **hash**: `string` Defined in: [Developer/brk/modules/brk-client/index.js:168](https://github.com/bitcoinresearchkit/brk/blob/5bf06530ce84cd1829c2f934e5baded9c9125d45/modules/brk-client/index.js#L168) Bitcoin block hash *** ### index > **index**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:169](https://github.com/bitcoinresearchkit/brk/blob/5bf06530ce84cd1829c2f934e5baded9c9125d45/modules/brk-client/index.js#L169) Transaction index within the block (0-based)