Changes to Get Fills

added the required property data/items/settlement to the response with the 200 status

added the new optional query request parameter instrument_id

for the query request parameter cursor, the type was generalized from integer to string

added the optional property cursor to the response with the 200 status

added the required property data/items/adl to the response with the 200 status

added the new optional query request parameter cursor

added the new optional query request parameter sort