curl --location -g --request POST '/v1beta/models/gemini-2.5-flash-image:generateContent' \
--header 'x-goog-api-key: ' \
--header 'Content-Type: application/json' \
--data-raw '{
  "contents": [
    {
      "parts": [
        {
          "text": "'\''Create a picture of my cat eating a nanobanana in a fancy restaurant under the Gemini constellation'\''"
        },
        {
          "inline_data": {
            "mime_type": "image/jpeg",
            "data": "$IMG_BASE64"
          }
        }
      ]
    }
  ]
}'