Facing Gemini Rate limit issue from 1 day

url: ‘https://generativelanguage.googleapis.com/v1beta/models/gemini-2.5-flash-image-preview:generateContent’,
requestBodyValues: [Object],
statusCode: 429,
responseHeaders: [Object],
responseBody: '{
“error”: {
“code”: 429,
“message”: "You exceeded your current quota, please check your plan and billing details. For more information on this error, head to: https://ai.google.dev/gemini-api/docs/rate-limits.

I have enable billing also and not used that project for calling anything.