# AppendCellsRequest  
# A tibble: 3 × 6
  property type    instance_of array_of format           enum            
  <chr>    <chr>   <chr>       <chr>    <chr>            <list>          
1 fields   string  <NA>        <NA>     google-fieldmask <tibble [0 × 2]>
2 rows     array   <NA>        RowData  <NA>             <tibble [0 × 2]>
3 sheetId  integer <NA>        <NA>     int32            <tibble [0 × 2]>
