A list of error codes

error_codes

{
      unauthorized: 'unauthorized',

      token_based_subscription_create_service: {
          create_error: 'create_error',
          user_not_found: 'user_not_found',
          merchant_not_found: 'merchant_not_found'
      },

      subscription_charge_service: {
          subscription_not_found: 'subscription_not_found',
          insufficient_credit: 'insufficient_credit',
          pending_dues: 'pending_dues',
          user_unauthorized: 'user_unauthorized',
          order_id_already_exists: 'order_id_already_exists',
          transaction_amount_zero_error: 'transaction_amount_zero_error'
      },

      transaction_eligibility_check_service: {
          subscription_not_found: 'subscription_not_found',
          merchant_not_found: 'merchant_not_found',
          user_not_found: 'user_not_found'
      },

      subscription_refund_service: {
          subscription_not_found: 'subscription_not_found',
          merchant_not_found: 'merchant_not_found',
          user_not_found: 'user_not_found',
          refund_amount_greater_than_transaction_amount: 'refund_amount_greater_than_transaction_amount',
          invalid_transaction_token: 'invalid_transaction_token'
      },

      token_verification_resend_otp_service: {
          user_unauthorized: 'user_unauthorized',
          invalid_subscription_verification: 'invalid_subscription_verification',
          merchant_not_found: 'merchant_not_found',
          invalid_subscription_verification: 'invalid_subscription_verification',
          verification_not_found:'verification_not_found',
          verification_expired: 'verification_expired',
          exceeded_max_attempt_count: 'exceeded_max_attempt_count'
      },

      token_verification_confirmation_service: {
          user_not_found: 'user_not_found',
          user_unauthorized: 'user_unauthorized',
          merchant_not_found: 'merchant_not_found',
          verification_not_found: 'verification_not_found',
          invalid_subscription_verification: 'invalid_subscription_verification',
          verification_expired: 'verification_expired',
          exceeded_max_attempt_count: 'exceeded_max_attempt_count',
          otp_code_does_not_match: 'otp_code_does_not_match'
      }
  }