Hi Pavan,
I think you miss the respective SELECT permission for your catalog schema NEO_
This should be specified in your .hdbrole file. See an example here [1]
...
catalog schema "<NEO_schema_name>": CREATE ANY, DROP, INDEX, SELECT, INSERT, UPDATE, DELETE;
...
Regards,
Anton
[1] How to create a new OData service using the Web-Based Workbench (v2.0)