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{
	"data_source": {
		"type": "Minio",
		"address": "localhost:9000",
		"accesskey_id": "minioadmin",
		"accesskey_secret": "minioadmin",
		"use_ssl": false,
		"bucket_name": "mybucket"
	},

	"external_data": {
		"target_collection": "TEST",
		"chunks": [{
				"files": [{
					"path": "xxxx/file_1.json",
					"type": "column_based",
					"fields_mapping": {
						"table.columns.id": "uid",
						"table.columns.year": "year",
						"table.columns.age": "age"
					}
				}]
			},
			{
				"files": [{
					"path": "xxxx/file_2.npy",
					"type": "column_based",
					"fields_mapping": {
						"vector": "vector"
					}
				}]
			}
		]
	}
}