setTaprootKeySpendSignature method
Add a Taproot key-path signature to the parsed input and serialized map.
Implementation
void setTaprootKeySpendSignature(int inputIndex, String signature) {
inputs[inputIndex].setTaprootKeySpendSignature(signature);
psbtMap["inputs"][inputIndex][PSBT_IN_TAP_KEY_SIG] = signature;
}