Create a datapoint on an event

curl --request POST \
  --url https://app.gomangrove.com/api/v1/projects/{project_id}/events/{event_id}/data_points \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "data_point": {
    "slug": "total-ash-delivered-wet-us-ton",
    "value": 290.8
  }
}
'

{
  "id": "in_n6MQpY00dN6bMaKi",
  "slug": "total-ash-delivered-wet-us-ton",
  "data_point_type": "Total Ash Delivered (wet mass) U.S. ton",
  "value": 290.8,
  "unit": "U.S. ton",
  "status": "complete",
  "rule_results": []
}