基本信息
witness_v0_keyhash
OP_0 a19ac2ef858ad2e1febe28f774b2708f090c927e
pubkeyhash
OP_DUP OP_HASH160 9cf74bdc3673f8518a609431ba1f52b4a8227ec7 OP_EQUALVERIFY OP_CHECKSIG