This is an example of a graphql query for pulling blogs from Contentful

graphql-example

const result = await graphql(`
    query {
      allContentfulBlogPost {
        edges {
          node {
            contentful_id
            id
            tags
            title
            description {
              description
            }
            heroImage {
              file {
                url
              }
            }
            body {
              childMarkdownRemark {
                internal {
                  content
                }
              }
            }
          }
        }
      }
    }
  `)