gistfile1.txt

GET /users/self
{
  "users": {
    "id": 329,
    "username": "test1",
    "blocks": [
      {
        "id": 111,
        "created_at": "2012-12-17 21:06:22.005491",
        "user": {
          "id": 266,
          "username": "test2",
        }
      }
    ],
  }
}


GET /blocks
  "blocked": [
    {
      "id": 111,
      "created_at": "2012-12-17 21:06:22.005491",
      "user": {
        "id": 266,
        "username": "test2",
      }
    }
    
    //User Mapping
    RKEntityMapping *userMapping = [RKEntityMapping mappingForEntityForName:@"User" inManagedObjectStore:managedObjectStore];
    userMapping.identificationAttributes = @[ @"id" ];
    [userMapping addAttributeMappingsFromArray:@[ @"id", @"username" ];

    //Block mapping
    RKEntityMapping *blockMapping = [RKEntityMapping mappingForEntityForName:@"Block" inManagedObjectStore:managedObjectStore];
    [blockMapping addAttributeMappingsFromDictionary:@{             
            @"id": @"blockID",
            @"created_at": @"createdAt"

    //Relationships
    [blockMapping addPropertyMapping:[RKRelationshipMapping relationshipMappingFromKeyPath:@"user" toKeyPath:@"user" withMapping:userMapping]];

    [userMapping addPropertyMapping:[RKRelationshipMapping relationshipMappingFromKeyPath:@"blocks" toKeyPath:@"blocks" withMapping:blockMapping]];