查询单个素材

https://api.gravitex.ai/api/v3/seedance?Action=GetAsset&Version=2024-01-01

curl -X POST "https://api.gravitex.ai/api/v3/seedance?Action=GetAsset&Version=2024-01-01" \
  -H "Authorization: Bearer sk-your_token_key" \
  -H "Content-Type: application/json" \
  -d '{"Id": "asset-20260710-xyz"}'

{
  "ResponseMetadata": {"Action": "GetAsset"},
  "Result": {
    "Id": "asset-20260710-xyz",
    "Name": "portrait.jpg",
    "URL": "https://...",
    "AssetType": "Image",
    "GroupId": "group-20260710-abcde",
    "Status": "Active",
    "Moderation": {"Strategy": "Default"},
    "CreateTime": "2026-07-10T00:00:00Z",
    "UpdateTime": "2026-07-10T00:00:00Z",
    "ProjectName": "default"
  }
}