基本信息
witness_v0_keyhash
OP_0 1a21a84f0733b890ccd933f68fc439b6337a6285
pubkeyhash
OP_DUP OP_HASH160 7a1ee8a4e0105ae34f79ab9a86601fc279afb7b8 OP_EQUALVERIFY OP_CHECKSIG