基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 91c87d3cae2a71e4d1a7bab1ccecc927afff65f4 OP_EQUALVERIFY OP_CHECKSIG
OP_0 21b7655412cc058a4222b7d193c90680dc7aecec