{
  "source_branch": [
    4716,
    5316,
    6266,
    13396
  ],
  "inverse_branch": [
    2736,
    3336,
    3926,
    7096
  ],
  "node_shifts": [
    -1980,
    -1980,
    -2340,
    -6300
  ],
  "new_local_contractions": [
    360,
    3960
  ]
}