payload example | the-best

using RestSharp;
var client = new RestClient("https://graph.facebook.com/");
var request = new RestRequest(Method.GET);
request.AddHeader("Content-Type", "application/json");
request.AddParameter("application/json", "\"{\\n    \\\"account_id\\\": \\\"musiccast_main\\\",\\n    \\\"platforms\\\": [\\n        \\\"linkedin\\\",\\n        \\\"facebook\\\",\\n        \\\"instagram\\\",\\n        \\\"x\\\",\\n        \\\"tiktok\\\",\\n        \\\"youtube\\\"\\n    ],\\n    \\\"media\\\": {\\n        \\\"m1\\\": {\\n            \\\"source_url\\\": \\\"https://cdn.musicca.st/video.mp4\\\"\\n        },\\n        \\\"m2\\\": {\\n            \\\"source_url\\\": \\\"https://cdn.musicca.st/img1.jpg\\\"\\n        },\\n        \\\"m3\\\": {\\n            \\\"source_url\\\": \\\"https://cdn.musicca.st/img2.jpg\\\"\\n        }\\n    }, // worker detects content-type and content-length from the headers\\n    \\\"linkedin\\\": {\\n        \\\"post_type\\\": \\\"video\\\", // \\\"images\\\" | \\\"video\\\" | \\\"article\\\"\\n        \\\"message\\\": \\\"{commentary}\\\", // max 3,000 chars (org page: 700)\\n        \\\"organization_id\\\": \\\"urn:li:organization:111886404\\\", //dynamic\\n        \\\"media\\\": [\\n            \\\"m1\\\"\\n        ], // min 1 - 9 images, max 8MB each\\n        // Video: max 5GB, max 10 minutes 4MB per chunk\\n        // Image: max 8MB\\n        \\\"article\\\": {\\n            \\\"url\\\": \\\"https://musicca.st/blog/1/\\\",\\n            \\\"title\\\": \\\"...\\\",\\n            \\\"description\\\": \\\"...\\\",\\n            \\\"thumbnail_url\\\": \\\"https://...\\\"\\n        } // article only\\n    },\\n    \\\"facebook\\\": {\\n        \\\"post_type\\\": \\\"images\\\", // \\\"images\\\" | \\\"video\\\" | \\\"story_video\\\" | \\\"story_image\\\" | \\\"article\\\"\\n        \\\"message\\\": \\\"{facebook_message}\\\",\\n        \\\"page_id\\\": \\\"...\\\",\\n    \\n        \\\"media\\\": [\\n            \\\"m2\\\",\\n            \\\"m3\\\"\\n        ], // video (feed/reel): max 4GB, from June 2025 all videos are Reels, 128MB per chunk\\n        // story video: max 4GB, max 60 seg\\n        // imagen: max 30MB, min 1,\\n        \\\"article\\\": {\\n            \\\"url\\\": \\\"https://musicca.st/blog/1/\\\"\\n        } // article only\\n    },\\n    \\\"instagram\\\": {\\n        \\\"post_type\\\": \\\"carousel\\\", // \\\"single_image\\\" | \\\"video\\\" | \\\"story_video\\\" | \\\"story_image\\\" | \\\"carousel\\\"\\n        \\\"caption\\\": \\\"{instagram_message}\\\",\\n        \\\"media\\\": [\\n            \\\"m1\\\",\\n            \\\"m2\\\"\\n        ]\\n        // Video/Reel: No officially documented size limit, max 60 min, 4MB per chunk\\n        // Image: Public URL, served via CDN\\n        // Limit: 50 posts/24h, 100 via API/24h\\n        // for carousel (max 10 items, image or video)\\n    },\\n    \\\"x\\\": {\\n        \\\"post_type\\\": \\\"image\\\", // \\\"images\\\" | \\\"video\\\" | \\\"article\\\"\\n        \\\"text\\\": \\\"{message}\\\", // max 280 chars\\n        \\\"media\\\": [\\n            \\\"m2\\\",\\n            \\\"m3\\\"\\n        ], // imagen: max 5MB (PNG/JPEG/WEBP), GIF max 15MB\\n        // video: max 512MB, 4MB per chunk\\n        // video: max 512MB, max 2min 20seg\\n        // max 4 items\\n        \\\"article\\\": {\\n            \\\"url\\\": \\\"https://musicca.st/blog/1/\\\"\\n        } // article only\\n    },\\n    \\\"tiktok\\\": {\\n        \\\"post_type\\\": \\\"video\\\", // \\\"video\\\" | \\\"images\\\"\\n        \\\"title\\\": \\\"{title}\\\", // max 150 chars\\n        \\\"description\\\": \\\"{message}\\\", // max 2,200 chars\\n        \\\"privacy_level\\\": \\\"PUBLIC_TO_EVERYONE\\\", // \\\"PUBLIC_TO_EVERYONE\\\" | \\\"MUTUAL_FOLLOW_FRIENDS\\\" | \\\"SELF_ONLY\\\"\\n        \\\"disable_comment\\\": false,\\n        \\\"disable_duet\\\": false,\\n        \\\"disable_stitch\\\": false,\\n        \\\"auto_add_music\\\": true, // image only\\n        \\\"media\\\": [\\n            \\\"https://musicca.st/cdn-cgi/image/format=jpeg/m2\\\",\\n            \\\"https://musicca.st/cdn-cgi/image/format=jpeg/m3\\\"\\n        ]\\n        // for carousels (image only, min 1 - max 35 imáges:)\\n        // for videos (max 4GB (~1GB recomendado), max 60 min)\\n        // TikTok convierte auto a JPEG: el worker hace prefix https://musicca.st/cdn-cgi/image/format=jpeg/{url}\\n        // Chunks: 64MB each, last one not counted/joined to the second to last can be up to 128MB\\n    },\\n    \\\"youtube\\\": {\\n        \\\"post_type\\\": \\\"video\\\", // only \\\"video\\\" (YT does not support image uploads via API)\\n        \\\"title\\\": \\\"{title}\\\", // max 100 chars\\n        \\\"description\\\": \\\"{message}\\\", // max 5,000 chars\\n        \\\"privacy_status\\\": \\\"public\\\", // \\\"public\\\" | \\\"unlisted\\\" | \\\"private\\\"\\n        \\\"media\\\": [\\n            \\\"m1\\\"\\n        ]\\n        // quota: ~6 uploads/day per project (1,600 units per upload, 10,000/day)\\n        // max 256GB o 12h, chunks of 128MB\\n    }\\n}\"", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
Request

This endpoint expects a string.
Response

Successful response