The flow build and used for more than 2 year without any error, these issues happen yesterday and I have searching all over the places for a solution. Please help:


Output - Body:
{
"error": {
"code": 400,
"source": "asia-001.azure-apim.net",
"clientRequestId": "04f7370e-a6b3-4150-bc63-2cd6058b3162",
"message": "The response is not in a JSON format.",
"innerError": "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01//EN\"\"http://www.w3.org/TR/html4/strict.dtd\">\r\n<HTML><HEAD><TITLE>Bad Request</TITLE>\r\n<META HTTP-EQUIV=\"Content-Type\" Content=\"text/html; charset=us-ascii\"></HEAD>\r\n<BODY><h2>Bad Request - Request Too Long</h2>\r\n<hr><p>HTTP Error 400. The size of the request headers is too long.</p>\r\n</BODY></HTML>\r\n" }
}
Outout - Header:
{
"Timing-Allow-Origin": "*",
"x-ms-apihub-cached-response": "true",
"x-ms-apihub-obo": "false",
"Date": "Thu, 08 Dec 2022 09:28:07 GMT",
"Content-Length": "592",
"Content-Type": "application/json"
}