Method and apparatus for executing deduction service, storage medium, and electronic device

A system for executing a deduction service, wherein the system comprises an NFC card reader and a service platform;

• the NFC card reader is configured to detect an NFC card of a target user, read a key comprised in the NFC card, and send payment information and the key to the service platform;
• and
• the service platform is configured to sign a deduction agreement with a guardian user in advance, generate the key based on the deduction agreement in advance, receive the payment information and the key that are sent by the NFC card reader, decrypt the key to obtain the deduction agreement, and execute the deduction service based on the payment information and the deduction agreement, wherein
• the guardian user has a guardian relationship with the target user, and information carried in the NFC card comprises the key.

An apparatus for executing a deduction service, the apparatus comprising:

• a receiving module, configured to receive a deduction request sent by a near field communication (NFC) card reader, wherein the deduction request is sent by the NFC card reader when the NFC card reader detects an NFC card of a target user, and the deduction request comprises at least payment information and a key stored in the NFC card;
• a decryption module, configured to decrypt the key to obtain a deduction agreement corresponding to the key, wherein the deduction agreement is signed with a guardian user in advance, the key is generated based on the deduction agreement in advance, and the guardian user has a guardian relationship with the target user;
• and
• an execution module, configured to execute the deduction service based on the payment information and the deduction agreement.