基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 a3a249aa08a86ff21644d0a2c38f9f0d4e904fda OP_EQUALVERIFY OP_CHECKSIG
OP_0 3877cc298fc5b8a591e34982a91183bb35f0c242