[**brk-client**](../README.md) *** [brk-client](../globals.md) / MempoolBlock # Interface: MempoolBlock Defined in: [Developer/brk/modules/brk-client/index.js:406](https://github.com/bitcoinresearchkit/brk/blob/4a06caec672337d1974d77b021e6d10711049dbe/modules/brk-client/index.js#L406) ## Properties ### blockSize > **blockSize**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:407](https://github.com/bitcoinresearchkit/brk/blob/4a06caec672337d1974d77b021e6d10711049dbe/modules/brk-client/index.js#L407) Total block size in weight units *** ### blockVSize > **blockVSize**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:408](https://github.com/bitcoinresearchkit/brk/blob/4a06caec672337d1974d77b021e6d10711049dbe/modules/brk-client/index.js#L408) Total block virtual size in vbytes *** ### feeRange > **feeRange**: `number`[] Defined in: [Developer/brk/modules/brk-client/index.js:412](https://github.com/bitcoinresearchkit/brk/blob/4a06caec672337d1974d77b021e6d10711049dbe/modules/brk-client/index.js#L412) Fee rate range: [min, 10%, 25%, 50%, 75%, 90%, max] *** ### medianFee > **medianFee**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:411](https://github.com/bitcoinresearchkit/brk/blob/4a06caec672337d1974d77b021e6d10711049dbe/modules/brk-client/index.js#L411) Median fee rate in sat/vB *** ### nTx > **nTx**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:409](https://github.com/bitcoinresearchkit/brk/blob/4a06caec672337d1974d77b021e6d10711049dbe/modules/brk-client/index.js#L409) Number of transactions in the projected block *** ### totalFees > **totalFees**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:410](https://github.com/bitcoinresearchkit/brk/blob/4a06caec672337d1974d77b021e6d10711049dbe/modules/brk-client/index.js#L410) Total fees in satoshis