@type t() :: %Bingex.User.ReferralInfo{
  balance: float(),
  benefit_expiration: integer(),
  benefit_ratio: integer(),
  current_benefit: integer(),
  deposit?: boolean(),
  direct_referral?: boolean(),
  fee_ratio: integer(),
  has_trades?: boolean(),
  invite_code: binary(),
  invite_result: boolean(),
  inviter_sid: binary(),
  own_invite_code: binary(),
  registration_date: integer(),
  uid: binary(),
  user_level: binary(),
  verified_kyc?: boolean()
}

Referral information for a user.

Fields:

• balance - The total balance associated with the referral.
• benefit_expiration - The expiration timestamp of referral benefits.
• benefit_ratio - The benefit percentage received from the referral.
• fee_ratio - The commission fee ratio for the referral.
• current_benefit - The currently available benefit amount.
• deposit? - Indicates if the referred user has made a deposit.
• direct_referral? - Indicates if the referral is a direct invitation.
• invite_code - The invite code used for the referral.
• invite_result - Whether the invitation was successful.
• inviter_sid - The session ID of the inviter.
• verified_kyc? - Whether the referred user has completed KYC verification.
• own_invite_code - The referral’s own invite code.
• registration_date - The timestamp of the referral’s registration.
• has_trades? - Whether the referred user has executed any trades.
• uid - The unique identifier of the referred user.
• user_level - The current user level of the referral.