基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 49ecce8997f56d91e849c7f4e0003e18f2c3516b OP_EQUALVERIFY OP_CHECKSIG
OP_0 0749ed04b1b9c3aacd51af7b6d38534404f3baf1