基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 49e37b1fdba8f7d18fa6e5bdf3421fdbe19fc1b3 OP_EQUALVERIFY OP_CHECKSIG
OP_0 71c20f620cf9e0682b902534abe089f4d2188beb