[**brk-client**](../README.md) *** [brk-client](../globals.md) / BlockHashTxIndex # Interface: BlockHashTxIndex Defined in: [Developer/brk/modules/brk-client/index.js:107](https://github.com/bitcoinresearchkit/brk/blob/2e1037ff3648b9362cc223c71160f3d69c7730ad/modules/brk-client/index.js#L107) ## Properties ### hash > **hash**: `string` Defined in: [Developer/brk/modules/brk-client/index.js:108](https://github.com/bitcoinresearchkit/brk/blob/2e1037ff3648b9362cc223c71160f3d69c7730ad/modules/brk-client/index.js#L108) Bitcoin block hash *** ### index > **index**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:109](https://github.com/bitcoinresearchkit/brk/blob/2e1037ff3648b9362cc223c71160f3d69c7730ad/modules/brk-client/index.js#L109) Transaction index within the block (0-based)