基本信息
witness_v0_keyhash
OP_0 b4c62ca319c7cf45efc108eb8c099a450a88c4a8
pubkeyhash
OP_DUP OP_HASH160 21b19c7db3d85d3d104fe0b18e13942158749513 OP_EQUALVERIFY OP_CHECKSIG