{
 "grid_deltas": [0,+1],
 "tile_types": ["TILE_A", "TILE_B"],
 "wire_pairs": [
  ["FIRST_WIRE_OF_TILE_A", "FIRST_WIRE_OF_TILE_B"],
  ["SECOND_WIRE_OF_TILE_A", "SECOND_WIRE_OF_TILE_B"]
 ]
}

{
 "grid_deltas": [0,-1],
 "tile_types": ["TILE_B", "TILE_A"],
 "wire_pairs": [
  ["FIRST_WIRE_OF_TILE_B", "FIRST_WIRE_OF_TILE_A"],
  ["SECOND_WIRE_OF_TILE_B", "SECOND_WIRE_OF_TILE_A"]
 ]
}