anchor.diff:  The data normalizations are performed during this request processing and the content object is extended by the DCP system data fields - the performed normalization tasks depend on the configuration for the given `dcp_content_type`.
   
   *Provider authentication required.*
  +
  +##### Request content
  +JSON with content object.
   
   ##### Response content
   The response contains a JSON structure with a `status` field containing 'insert' or 'update' string and `message` field with a human readable description of the status.
  
positive.code:   ]
  }
  
  
negative.code: }
  
  --
  Management API - content providers
  
  This part of the API allows to manage configurations of *content providers*. *Content provider* is an entity which stores content into DCP (see Content Push API).
  Configuration for the *content provider* contains some descriptive/contact informations, informations for authentication/authorization on the DCP REST API, and configuration of content types pushed into DCP by this provider.
  
  This part of the API is used by 'DCP administrators' to manage configurations of DCP. Some operations can be used by *content providers* too.
  
  Content provider configuration fields:
  
  