[**brk-client**](../README.md) *** [brk-client](../globals.md) / BlockHashTxIndex # Interface: BlockHashTxIndex Defined in: [Developer/brk/modules/brk-client/index.js:213](https://github.com/bitcoinresearchkit/brk/blob/7a718293c0ddbae305c8352474c81c0e99fe1200/modules/brk-client/index.js#L213) ## Properties ### hash > **hash**: `string` Defined in: [Developer/brk/modules/brk-client/index.js:214](https://github.com/bitcoinresearchkit/brk/blob/7a718293c0ddbae305c8352474c81c0e99fe1200/modules/brk-client/index.js#L214) Bitcoin block hash *** ### index > **index**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:215](https://github.com/bitcoinresearchkit/brk/blob/7a718293c0ddbae305c8352474c81c0e99fe1200/modules/brk-client/index.js#L215) Transaction index within the block (0-based)