Información básica
witness_v0_keyhash
OP_0 3f31f85fc1e03337056d9748313be31b5817ffee
pubkeyhash
OP_DUP OP_HASH160 8b0ac1c72f65abb6f5c31e31430f0e1001baa704 OP_EQUALVERIFY OP_CHECKSIG