基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 21f902488f4d31df1a9c6ddfc34d411b46c9bb67 OP_EQUALVERIFY OP_CHECKSIG
OP_0 a1a75c4ba31ee379a54bb60143203f13cfa8e548