基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 21a684e7dfe4b12cbc9d286c8975c82ba0b8386d OP_EQUALVERIFY OP_CHECKSIG
OP_0 a2ff59a29c5cbaa538a8fbb8932761afca1f9eae