[{"label": "Reference Id", "type_id": 0, "field_name": "invoice_id", "data_column": "invoice_id", "order_index": 1}, {"label": "Invoice Number", "type_id": 0, "field_name": "invoice_number", "data_column": "invoice_number", "order_index": 2}, {"label": "Invoice Date", "type_id": 3, "field_name": "invoice_date", "data_column": "invoice_date", "order_index": 3}, {"label": "Amount", "type_id": 0, "field_name": "amount", "data_column": "amount", "order_index": 4}, {"label": "Status", "type_id": 0, "field_name": "status", "data_column": "status_id", "order_index": 5}, {"label": "Invoice Template Id", "type_id": 0, "field_name": "invoice_template_id", "data_column": "invoice_template_id", "order_index": 6, "options_table": "invoice_templates", "options_label_column": "name", "options_value_column": "id"}]