{"id":2338,"date":"2026-05-28T08:23:00","date_gmt":"2026-05-28T02:53:00","guid":{"rendered":"https:\/\/www.smsgatewaycenter.com\/blog\/?post_type=docs&#038;p=2338"},"modified":"2026-05-28T08:23:00","modified_gmt":"2026-05-28T02:53:00","password":"","slug":"what-does-invalid_format-invalid-format-mean","status":"publish","type":"docs","link":"https:\/\/www.smsgatewaycenter.com\/blog\/kb\/what-does-invalid_format-invalid-format-mean\/","title":{"rendered":"What does INVALID_FORMAT (Invalid Format) mean?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Your message or request was rejected due to <strong>invalid format<\/strong> &#8211; for example the message body, parameters, or data do not match the expected format (encoding, structure, or type). The message was not sent.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>What you can do:<\/strong> Check the format of your message content and any parameters (e.g. encoding, special characters). Use the correct format required by the API or route.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Your message or request was rejected due to invalid format &#8211; for example the message body, parameters, or data do not match the expected format (encoding, structure, or type). The message was not sent. What you can do: Check the format of your message content and any parameters (e.g. encoding, special characters). Use the correct [&hellip;]<\/p>\n","protected":false},"author":118,"featured_media":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"doc_category":[1965],"doc_tag":[],"class_list":["post-2338","docs","type-docs","status-publish","hentry","doc_category-errors-error-codes"],"year_month":"2026-07","word_count":63,"total_views":0,"reactions":{"happy":0,"normal":0,"sad":0},"author_info":{"name":"admin","author_nicename":"admin","author_url":"https:\/\/www.smsgatewaycenter.com\/blog\/author\/admin\/"},"doc_category_info":[{"term_name":"Errors &amp; Error Codes","term_url":"https:\/\/www.smsgatewaycenter.com\/blog\/kb-cat\/errors-error-codes\/"}],"doc_tag_info":[],"_links":{"self":[{"href":"https:\/\/www.smsgatewaycenter.com\/blog\/wp-json\/wp\/v2\/docs\/2338","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.smsgatewaycenter.com\/blog\/wp-json\/wp\/v2\/docs"}],"about":[{"href":"https:\/\/www.smsgatewaycenter.com\/blog\/wp-json\/wp\/v2\/types\/docs"}],"author":[{"embeddable":true,"href":"https:\/\/www.smsgatewaycenter.com\/blog\/wp-json\/wp\/v2\/users\/118"}],"replies":[{"embeddable":true,"href":"https:\/\/www.smsgatewaycenter.com\/blog\/wp-json\/wp\/v2\/comments?post=2338"}],"version-history":[{"count":0,"href":"https:\/\/www.smsgatewaycenter.com\/blog\/wp-json\/wp\/v2\/docs\/2338\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.smsgatewaycenter.com\/blog\/wp-json\/wp\/v2\/media?parent=2338"}],"wp:term":[{"taxonomy":"doc_category","embeddable":true,"href":"https:\/\/www.smsgatewaycenter.com\/blog\/wp-json\/wp\/v2\/doc_category?post=2338"},{"taxonomy":"doc_tag","embeddable":true,"href":"https:\/\/www.smsgatewaycenter.com\/blog\/wp-json\/wp\/v2\/doc_tag?post=2338"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}