What is the health code ID of the consignee?

No need.

Step 1: Enter the health code name corresponding to each province in WeChat search. For example, Gansu Province is a "healthy new Gansu". Step 2: Enter the corresponding interface and click "Apply for boarding code". Step 3: Click "Entrust to Apply for Health Travel Code". Step 4: Fill in the applicant's name, ID number and telephone number, then click the two options below "Not in the risk area" and "The above information will be filled in by myself or others", and finally click "Apply now". You can apply successfully.

In the setting interface of the agent application function, just use the mobile phone to authenticate the applicant's face according to the prompts.