demo-process-models/examples/2-in-depth/2-5-loops/multi-instance/composer-schema.json

{
"type": "object",
"properties": {
    "c['composer": {
    "type": "string",
    "description": "Name of the Composer"
    },
    "c['genre']": {
    "type": "string",
    "description": "Genre of the composer's music"
    },
    "required": [
      "c['composer']"
    ]
  }
}