基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 a7e6b8b6b5228597b15a3502394222f0c97c7a20 OP_EQUALVERIFY OP_CHECKSIG
OP_0 81c7ec95f5da90e31caa01f4cad546a1593009a4