{
      "name": "Content",//normal text
      "type": "string"
    },
{
      "name": "Transcript",//normal text
      "type": "string",
      "optional": True
    },
{
      "name": "CombinedContentTranscript",//merged content and transcript 
      "type": "string",
      "optional": True
    },
{
      "name": "embedding",
      "type": "float[]",
      "embed": {
        "from": [
          "CombinedContentTranscript"
        ],
        "model_config": {
          "model_name": openai_model_name,
          "api_key": openai_api_key
        }
      }
    }