基本信息
witness_v0_keyhash
OP_0 b748ecab4f8fa7bf619eb35f4171f18d1e03e5e3
pubkeyhash
OP_DUP OP_HASH160 8869fb2773528df3d82e44931ded36330f68e29d OP_EQUALVERIFY OP_CHECKSIG