Información básica
witness_v0_keyhash
OP_0 0178f678c86bd38363d1e7c772d06d6f6c70f8d5
pubkeyhash
OP_DUP OP_HASH160 a4f883d4a218c4a557e42aea8d3b604f82b20443 OP_EQUALVERIFY OP_CHECKSIG