Información básica
witness_v0_keyhash
OP_0 ef6997bf36a5d94032964cfe5554db85f7e80b70
pubkeyhash
OP_DUP OP_HASH160 104cb8a141e6d96075ec1b83e68c0f3d0dc20ff1 OP_EQUALVERIFY OP_CHECKSIG