基本信息
witness_v0_keyhash
OP_0 21a6678b3e6796846c697e1a69b939d08c9bfece
pubkeyhash
OP_DUP OP_HASH160 88c0852386d867b2db871a8972c6beb327e00edb OP_EQUALVERIFY OP_CHECKSIG