基本信息
witness_v0_keyhash
OP_0 646bff4d77247cc6db95e3994ddeeb0c69a0221c
pubkeyhash
OP_DUP OP_HASH160 7d460d171075a82478a9c47b8951dcb811ba9b21 OP_EQUALVERIFY OP_CHECKSIG