[**brk-client**](../README.md) *** [brk-client](../globals.md) / BlockHashTxIndex # Interface: BlockHashTxIndex Defined in: [Developer/brk/modules/brk-client/index.js:201](https://github.com/bitcoinresearchkit/brk/blob/1a706da13cc492eee123fc28fd358f02b56918b6/modules/brk-client/index.js#L201) ## Properties ### hash > **hash**: `string` Defined in: [Developer/brk/modules/brk-client/index.js:202](https://github.com/bitcoinresearchkit/brk/blob/1a706da13cc492eee123fc28fd358f02b56918b6/modules/brk-client/index.js#L202) Bitcoin block hash *** ### index > **index**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:203](https://github.com/bitcoinresearchkit/brk/blob/1a706da13cc492eee123fc28fd358f02b56918b6/modules/brk-client/index.js#L203) Transaction index within the block (0-based)