基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 a50e8a6b8d87ce0fc2cb8f646883d803748bf4cc OP_EQUALVERIFY OP_CHECKSIG
OP_0 49a5b7a7eed07d0a517e8fd99084589d03f798ac