[**brk-client**](../README.md) *** [brk-client](../globals.md) / BlockHashTxIndex # Interface: BlockHashTxIndex Defined in: [Developer/brk/modules/brk-client/index.js:133](https://github.com/bitcoinresearchkit/brk/blob/ec6420254a230ae65df0ed8b66cad1cffcf46447/modules/brk-client/index.js#L133) ## Properties ### hash > **hash**: `string` Defined in: [Developer/brk/modules/brk-client/index.js:134](https://github.com/bitcoinresearchkit/brk/blob/ec6420254a230ae65df0ed8b66cad1cffcf46447/modules/brk-client/index.js#L134) Bitcoin block hash *** ### index > **index**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:135](https://github.com/bitcoinresearchkit/brk/blob/ec6420254a230ae65df0ed8b66cad1cffcf46447/modules/brk-client/index.js#L135) Transaction index within the block (0-based)