500 error providing incorrect form of rows_filter and columns_aggregation

Request get /data with parameters:

columns_aggregation=SampleDepth.,count

rows_filter=RockSampleID.,eq,opendes:master-data–RockSample:1:

AR: 500 error ER:

for columns_aggregation:

{ "code": 400, "reason": "Bad aggregation expression. Correct form 'ColumnName,operator'" } for rows_filter:

{ "code": 400, "reason": "Bad rows_filter expression. Correct form 'ColumnName,operator,value'" }