基本信息
witness_v0_keyhash
OP_0 b3448d7b415937e4658f2bcc5e53cd131c379b46
pubkeyhash
OP_DUP OP_HASH160 994d34482b5fb71ad3cee8e484e25f4fb9c8c471 OP_EQUALVERIFY OP_CHECKSIG