Run Skill on individual fields in nested array structure in Cognitive Search

indexer.json

        {
            "@odata.type": "#Microsoft.Skills.Text.V3.SentimentSkill",
            "name": "#4",
            "description": null,
            "context": "/document/transcript/*",
            "defaultLanguageCode": "en",
            "modelVersion": null,
            "includeOpinionMining": false,
            "inputs": [
                {
                    "name": "text",
                    "source": "/document/transcript/*/text",
                    "sourceContext": null,
                    "inputs": []
                },
                {
                    "name": "languageCode",
                    "source": "/document/language",
                    "sourceContext": null,
                    "inputs": []
                }
            ],
            "outputs": [
                {
                    "name": "sentiment",
                    "targetName": "sentiment"
                },
                {
                    "name": "confidenceScores",
                    "targetName": "confidenceScores"
                },
                {
                    "name": "sentences",
                    "targetName": "sentences"
                }
            ]
        }