基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 2b749d49a899e5720cb8c09608d14b19861e7419 OP_EQUALVERIFY OP_CHECKSIG
OP_0 74ff689a1c4f20a9b0627795093a3ef07cb2ec5c