This API endpoint enables personal account holders to update their phone number by providing a one-time password (OTP). It's specifically designed for personal customers to maintain up-to-date contact information, ensuring secure communication and enhanced account security.

Body Parameters:

phone (string, required):
The new phone number to be associated with the personal account holder. The length must be at least 1 character. Example: "1234567890".
oneTimeCode (string, required):
The one-time password (OTP) that the user receives, verifying their identity and authorizing the phone number change. The length must be at least 1 character. Example: "123456".
secureOperationType (string, required):
The type of secure operation being performed. For changing the phone number, the value should be "ShortMessageCode". This ensures that the operation is categorized as a secure process.

Use Case:

Phone Number Update:
This API is used when a personal customer wants to update their phone number in the system. It ensures that the request is secure and authenticated through an OTP.
Improved Security:
By requiring an OTP, this API adds an extra layer of security, ensuring that only the account holder can update the contact information.

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Summary:
The POST /api/account/changePhoneOtp API is a secure method for personal account holders to change their phone number using OTP verification. It helps maintain the accuracy of contact information, ensuring effective communication and bolstering account security.