415 Unsupported Media Type Error

 I want to fetch data using Cypher Query from neo4j-community-4.0.8 database and load into Power BI.But I faced this error " Web.Contents failed to get contents from 'http://localhost:7474/db/data/transaction/commit' (415): Unsupported Media Type".

********Process*********

1.Open Power BI

2.Click GetData.

3.Type In "Neo4j (Beta)"

4.In Execute Cypher - Ouput Prompt

   -Cypher ("MATCH (n:Order) RETURN n LIMIT 25")

    -Scheme (optional) -> http

    -Address (Optional) -> Localhost

    -Port (Optional) -> 7474

Hi all, can I get any suggection or solution?