{ "properties": { "firstRowIsHeader": { "type": "boolean", "title": "First row is the header", "description": "Show the first record as column names instead of a row.", "default": true }, "delimiter": { "type": "string", "title": "Delimiter", "description": "auto: tab for .tsv files, else the most frequent of , ; | in the first line.", "enum": ["auto", ",", ";", "|", "tab"], "default": "auto" } } }