title: Cannot access field customDimensions on a value with type ARRAY<STRUCT<hitNumber INT64, time INT64, hour INT64, ...>> at [1:104]
body: <p>I am new to google bigquery.I am trying to get the data from one of google bigquery dataset but getting below error <a href="https://i.stack.imgur.com/jv4JI.png" rel="nofollow noreferrer">screenshot attached</a></p>
  
  <p>SQL query:</p>
  
  <pre><code>SELECT  h.value
  FROM `bigquery-public-data.google_analytics_sample.ga_sessions_20170801`,
  UNNEST(hits.customDimensions) AS h
  LIMIT 10;
  </code></pre>
  
  <p>Please let me know what mistake,I'm doing here.</p>