Signing up api; Add validation
Refactor; Change endpoint variable name
Signing up api; Update error message
Logging in api; Add validation
Logging in api; Update error message
Logging in api; Move request prepare logics
Signing up api; Move request prepare logics
Retrieving users api; Change params
Retrieving users api; Update error message
Retrieving users api; Add validation
Retrieving current users api; Update error message
Retrieving current users api; Add validation
Updating users api; Move request prepare logics
Updating users api; Update error message
Updating users api; Add validation
Creating objects api; Move request prepare logics
Creating objects api; Add validation