feat: [datafetcher] Add datafetcher to the simplerender signature

This datafetcher implement the fetchDataFromURI method which fetch
the data for the URI and format the return, depending on the respFormat
parameter.

By the way, add the nodeId parameter, which is the node id in which
the view must render the result.
5 jobs for topic/default/fetch-data in 2 minutes (queued for 31 seconds)