基本信息
witness_v0_keyhash
OP_0 31521ac3784452f14068ce8fed7641a6ce108790
pubkeyhash
OP_DUP OP_HASH160 3390e8f9c4c9765c1f7d3a8caedbcee0f7ad4852 OP_EQUALVERIFY OP_CHECKSIG