An Outcome object looks like:

{
  // the ID of the outcome
  "id": 1,
  // the URL for fetching/updating the outcome. should be treated as opaque
  "url": "/api/v1/outcomes/1",
  // the context owning the outcome. may be null for global outcomes
  "context_id": 1,
  "context_type": "Account",
  // title of the outcome
  "title": "Outcome title",
  // Optional friendly name for reporting
  "display_name": "My Favorite Outcome",
  // description of the outcome. omitted in the abbreviated form.
  "description": "Outcome description",
  // A custom GUID for the learning standard.
  "vendor_guid": "customid9000",
  // maximum points possible. included only if the outcome embeds a rubric criterion.
  // omitted in the abbreviated form.
  "points_possible": 5,
  // points necessary to demonstrate mastery outcomes. included only if the outcome
  // embeds a rubric criterion. omitted in the abbreviated form.
  "mastery_points": 3,
  // the method used to calculate a students score
  "calculation_method": "decaying_average",
  // this defines the variable value used by the calculation_method. included only if
  // calculation_method uses it
  "calculation_int": 75,
  // possible ratings for this outcome. included only if the outcome embeds a rubric
  // criterion. omitted in the abbreviated form.
  "ratings": null,
  // whether the current user can update the outcome
  "can_edit": true,
  // whether the outcome can be unlinked
  "can_unlink": true,
  // whether this outcome has been used to assess a student
  "assessed": true
}