brk/modules/brk-client/docs/interfaces/BlockExtras.md

brk-client

---

brk-client / BlockExtras

Interface: BlockExtras

Defined in: Developer/brk/modules/brk-client/index.js:136

Properties

avgFee

avgFee: number

Defined in: Developer/brk/modules/brk-client/index.js:142

Average fee per transaction in satoshis

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avgFeeRate

avgFeeRate: number

Defined in: Developer/brk/modules/brk-client/index.js:143

Average fee rate in sat/vB

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avgTxSize

avgTxSize: number

Defined in: Developer/brk/modules/brk-client/index.js:149

Average transaction size in bytes

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coinbaseAddress?

optional coinbaseAddress?: string | null

Defined in: Developer/brk/modules/brk-client/index.js:145

Primary coinbase output address

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coinbaseAddresses

coinbaseAddresses: string[]

Defined in: Developer/brk/modules/brk-client/index.js:146

All coinbase output addresses

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coinbaseRaw

coinbaseRaw: string

Defined in: Developer/brk/modules/brk-client/index.js:144

Raw coinbase transaction scriptsig as hex

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coinbaseSignature

coinbaseSignature: string

Defined in: Developer/brk/modules/brk-client/index.js:147

Coinbase output script in ASM format

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coinbaseSignatureAscii

coinbaseSignatureAscii: string

Defined in: Developer/brk/modules/brk-client/index.js:148

Coinbase scriptsig decoded as ASCII

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feePercentiles

feePercentiles: number[]

Defined in: Developer/brk/modules/brk-client/index.js:154

Fee amount percentiles in satoshis: [min, 10%, 25%, 50%, 75%, 90%, max]

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feeRange

feeRange: number[]

Defined in: Developer/brk/modules/brk-client/index.js:139

Fee rate range: [min, 10%, 25%, 50%, 75%, 90%, max]

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firstSeen?

optional firstSeen?: number | null

Defined in: Developer/brk/modules/brk-client/index.js:165

Timestamp when the block was first seen (always null, not yet supported)

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header

header: string

Defined in: Developer/brk/modules/brk-client/index.js:158

Raw 80-byte block header as hex

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medianFee

medianFee: number

Defined in: Developer/brk/modules/brk-client/index.js:138

Median fee rate in sat/vB

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medianFeeAmt

medianFeeAmt: number

Defined in: Developer/brk/modules/brk-client/index.js:153

Median fee amount in satoshis

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orphans

orphans: string[]

Defined in: Developer/brk/modules/brk-client/index.js:166

Orphaned blocks (always empty)

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pool

pool: BlockPool

Defined in: Developer/brk/modules/brk-client/index.js:141

Mining pool that mined this block

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price

price: number

Defined in: Developer/brk/modules/brk-client/index.js:167

USD price at block height

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reward

reward: number

Defined in: Developer/brk/modules/brk-client/index.js:140

Total block reward (subsidy + fees) in satoshis

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segwitTotalSize

segwitTotalSize: number

Defined in: Developer/brk/modules/brk-client/index.js:156

Total size of segwit transactions in bytes

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segwitTotalTxs

segwitTotalTxs: number

Defined in: Developer/brk/modules/brk-client/index.js:155

Number of segwit transactions

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segwitTotalWeight

segwitTotalWeight: number

Defined in: Developer/brk/modules/brk-client/index.js:157

Total weight of segwit transactions

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totalFees

totalFees: number

Defined in: Developer/brk/modules/brk-client/index.js:137

Total fees in satoshis

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totalInputAmt

totalInputAmt: number

Defined in: Developer/brk/modules/brk-client/index.js:163

Total input amount in satoshis

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totalInputs

totalInputs: number

Defined in: Developer/brk/modules/brk-client/index.js:150

Total number of inputs (excluding coinbase)

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totalOutputAmt

totalOutputAmt: number

Defined in: Developer/brk/modules/brk-client/index.js:152

Total output amount in satoshis

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totalOutputs

totalOutputs: number

Defined in: Developer/brk/modules/brk-client/index.js:151

Total number of outputs

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utxoSetChange

utxoSetChange: number

Defined in: Developer/brk/modules/brk-client/index.js:159

UTXO set change (total outputs - total inputs, includes unspendable like OP_RETURN). Note: intentionally differs from utxo_set_size diff which excludes unspendable outputs. Matches mempool.space/bitcoin-cli behavior.

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utxoSetSize

utxoSetSize: number

Defined in: Developer/brk/modules/brk-client/index.js:162

Total spendable UTXO set size at this height (excludes OP_RETURN and other unspendable outputs)

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virtualSize

virtualSize: number

Defined in: Developer/brk/modules/brk-client/index.js:164

Virtual size in vbytes