基本信息
witness_v0_keyhash
OP_0 a521b8b209deb2450ba341a7bde160392c751099
pubkeyhash
OP_DUP OP_HASH160 a3a1f1e45f6d7fe8fb7bf50fa9fd9c68e71942d4 OP_EQUALVERIFY OP_CHECKSIG