Strapi
After upgrading Strapi from v3 to v4, the default response does not return relational data
After upgrading Strapi from v3 to v4, the API default response does not return realational data. So we need to add the pouplate parameter when sending requests. GET /api/articles?populate=* GET /api/books?populate=author.name,author.address GET /api/articles?populate[0]=seoData&populate[1]=seoData.sharedImage&populate[2]=seoData.sharedImage.media Official Doc