Create a new flow

curl --request POST \
  --url https://sandbox-api.getcove.co/v1/flows \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '{
  "flow": {
    "name": "<string>",
    "steps": [
      {
        "id": "<string>",
        "options": {
          "skippable": true
        }
      }
    ]
  }
}'

{
  "flowId": "<string>"
}