Create destination connector

curl --request POST \
  --url https://platform.unstructuredapp.io/api/v1/destinations/ \
  --header 'Content-Type: application/json' \
  --data '{
  "name": "<string>",
  "type": "astradb",
  "config": {
    "collection_name": "<string>",
    "keyspace": "<string>",
    "batch_size": 20,
    "api_endpoint": "<string>",
    "token": "<string>",
    "flatten_metadata": false
  }
}'

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "name": "<string>",
  "type": "astradb",
  "config": {
    "collection_name": "<string>",
    "keyspace": "<string>",
    "batch_size": 123,
    "api_endpoint": "<string>",
    "token": "<string>"
  },
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z"
}