sign
abstract fun signBchTxOneInputUsingECDSA(txData: ByteArray, sigHashType: Int, inputIdx: Long, inputAmount: Long, prevoutScript: ByteArray, secret: ByteArray): ByteArray
Create an ECDSA signature for the passed transaction
Return
signature in binary format
Parameters
tx
transaction serialized for signing
sig
signature hash algorithm selection
input
what input to sign
input
how many satoshis this input contains
prevout
the input's constraint script