基本信息
witness_v0_keyhash
OP_0 a73dcfb373c97c9cec96f388e1e55b2d437cc9f6
pubkeyhash
OP_DUP OP_HASH160 21fe2a6a211844b5e3d14f8e440d28184bb7c8a4 OP_EQUALVERIFY OP_CHECKSIG