omni_getactivations

{
  "pendingactivations": [      // (array of JSON objects) a list of pending feature activations
    {
      "featureid" : n,             // (number) the id of the feature
      "featurename" : "xxxxxxxx",  // (string) the name of the feature
      "activationblock" : n,       // (number) the block the feature will be activated
      "minimumversion" : n         // (number) the minimum client version needed to support this feature
    },
    ...
  ]
  "completedactivations": [    // (array of JSON objects) a list of completed feature activations
    {
      "featureid" : n,             // (number) the id of the feature
      "featurename" : "xxxxxxxx",  // (string) the name of the feature
      "activationblock" : n,       // (number) the block the feature will be activated
      "minimumversion" : n         // (number) the minimum client version needed to support this feature
    },
    ...
  ]
}