List posts or get by ID

curl --request GET \
  --url https://api.vidjutsu.ai/v1/posts

{
  "postId": "<string>",
  "clientId": "<string>",
  "status": "draft",
  "createdAt": 123,
  "campaignId": "<string>",
  "accountId": "<string>",
  "videoId": "<string>",
  "videoUrl": "<string>",
  "caption": "<string>",
  "brief": "<unknown>",
  "scheduledAt": 123,
  "metrics": "<unknown>",
  "tags": [
    {
      "key": "<string>",
      "value": "<string>"
    }
  ]
}