Información básica
witness_v0_keyhash
OP_0 ef2f5be6c1cc35dd2d969fa7af2685e0f43a4b8a
pubkeyhash
OP_DUP OP_HASH160 a2700d91a79d7dc06b6e5625dfec7ea8e77f6779 OP_EQUALVERIFY OP_CHECKSIG