Fetch balance for the linked account.
Below are the values expected under the responseKey parameter and the scenarios under which Decentro will propagate the same to the platform.
|error_invalid_account_details||The details passed for the account are not valid or linked through Decentro|
|success_balance_fetched||The said account's balance has been fetched successfully|
|error_approval_pending||The said account is not yet linked due to an approval request pending|
|error_unsanitized_values||The said request contains values which are not supported|
|error_provider_error||Error from the provider if nothing specific is mentioned|
|error_unauthorized_module||The said module is not available for the platform to access the APIs|
|error_unauthorized_feature||The said feature is not available for the platform for the provider or not enabled|
|error_account_not_linked||The said account is not linked with Decentro and hence unlinking is not possible|
|error_null_or_empty_value||The said request doesn't have an account number or the field is passed as a null value|
|error_account_not_found||The said combination of mobile number and account number is not found|
|error_missing_configuration||Error due to pending configuration|
|error_null_or_empty_value||The said account is a joint account and the mobile number is not passed|