errors:
  notFound: connection not found
  invalidID: invalid ID
  invalidEndpoint: invalid endpoint
  existsEndpoint: connection with this DNS already exists
  alreadyExists: connection by that DNS already exists
  notAllowedToCreate: not allowed to create a connection
  notAllowedToRead: not allowed to read this connection
  notAllowedToSearch: not allowed to list or search connections
  notAllowedToUpdate: not allowed to update this connection
  notAllowedToDelete: not allowed to delete this connection
  notAllowedToUndelete: not allowed to undelete this connection
  notAllowedToExec: not allowed to execute this connection