Error on Content Page

invalid json response body at https://rituals-react-projec-staging.mobify-storefront.com/mobify/proxy/ocapi/s/ND/dw/shop/v23_2/custom_objects/CustomApi/contentful-data?currency=SEK&locale=sv-SE&params=%7B%22fields.channel_contract_field%22:%221735125010296_d016ffa7-72c4-8434-86b8-2f54d5c695c8%22,%22content_type%22:%22page%22,%22locale%22:%22sv-SE%22,%22tags%22:%22spaceweb%22,%22skipMappingOfPreviewData%22:true,%22include%22:8%7D reason: Unexpected token '<', "<!DOCTYPE "... is not valid JSON

Stack trace:

FetchError: invalid json response body at https://rituals-react-projec-staging.mobify-storefront.com/mobify/proxy/ocapi/s/ND/dw/shop/v23_2/custom_objects/CustomApi/contentful-data?currency=SEK&locale=sv-SE&params=%7B%22fields.channel_contract_field%22:%221735125010296_d016ffa7-72c4-8434-86b8-2f54d5c695c8%22,%22content_type%22:%22page%22,%22locale%22:%22sv-SE%22,%22tags%22:%22spaceweb%22,%22skipMappingOfPreviewData%22:true,%22include%22:8%7D reason: Unexpected token '<', "<!DOCTYPE "... is not valid JSON
    at /var/task/build/server-renderer.js:271010:32
    at process.processTicksAndRejections (node:internal/process/task_queues:105:5)