i tried this http://localhost/api/users?populate=*&populate[grupy][populate]=zestawy_cwiczens but got error:
2024-08-05 21:07:14 [2024-08-05 19:07:14.459] error: Invalid populate parameter. Expected a string, an array of strings, a populate object
2024-08-05 21:07:14 Error: Invalid populate parameter. Expected a string, an array of strings, a populate object
2024-08-05 21:07:14 at /opt/node_modules/@strapi/utils/dist/convert-query-params.js:187:23
2024-08-05 21:07:14 at Array.flatMap (<anonymous>)
2024-08-05 21:07:14 at convertPopulateQueryParams (/opt/node_modules/@strapi/utils/dist/convert-query-params.js:185:47)
2024-08-05 21:07:14 at transformParamsToQuery (/opt/node_modules/@strapi/utils/dist/convert-query-params.js:448:26)
2024-08-05 21:07:14 at Object.findMany (/opt/node_modules/@strapi/strapi/lib/services/entity-service/index.js:87:19)
2024-08-05 21:07:14 at process.processTicksAndRejections (node:internal/process/task_queues:95:5)
2024-08-05 21:07:14 at async Object.<anonymous> (/opt/node_modules/@strapi/strapi/lib/services/entity-service/index.js:417:20)
2024-08-05 21:07:14 at async Object.find (/opt/node_modules/@strapi/plugin-users-permissions/server/controllers/user.js:147:19)
2024-08-05 21:07:14 at async returnBodyMiddleware (/opt/node_modules/@strapi/strapi/lib/services/server/compose-endpoint.js:52:18)
2024-08-05 21:07:14 at async policiesMiddleware (/opt/node_modules/@strapi/strapi/lib/services/server/policy.js:24:5)