v2/video/generate status 200 still shows error on panel

curl --location 'https://api.heygen.com/v2/video/generate'
--header 'accept: application/json'
--header 'content-type: application/json'
--header 'x-api-key: abcd'
--data '{
"video_inputs": [
{
"character": {
"type": "avatar",
"avatar_id": "1ee71d11eb11400a996b5861e412aed0",
"avatar_style": "normal"
},
"voice": {
"type": "text",
"input_text": "Hello how are you?",
"voice_id": "5d2fe6fd8dad41949db24f4321b6926a",
"speed": 1.1
}
}
],
"dimension": {
"width": 1280,
"height": 1920
}
}'

key is just dummy

we are trying to call the api it shows 200 sucess buy video not generated on platfrom in projects tab it shows error.

please help to know the error so we can solve thank.s

above all fields are correct just the api key is false dummy