Operations data, depends from the type.

For ARCHIVE:

{

  "type": "ARCHIVE",

  "payload": null

}

For POST:

{

  "type": "POST",

  "payload": null

}

For ACCEPT_OFFER:

{

  "type": "ACCEPT_OFFER",

  "payload": {

    "carrier_offer_id": "1234LL"

  }

}

For DISPATCH:

{

  "type": "DISPATCH",

  "payload": {

    "carrier_dot": 1234567

  }

}

For UNDISPATCH:

{

  "type": "UNDISPATCH",

  "payload": {

    "is_repost": true

  }

}

For REASSIGN_DRIVER:

{

  "type": "REASSIGN_DRIVER",

  "payload": {

    "new_driver_id": "DEADBEEFBABED1A1"

  }

}

For REMOVE_DRIVER:

{

  "type": "REMOVE_DRIVER",

  "payload": null

}