1. The interface call document of the permanent graphic material has been added to the WeChat public account, and the field: content_source_url must be. The original address of the graphic message, that is, the URL after clicking “Read the original text”. as shown in Figure 1

Figure 1

2. In the background of the WeChat public account, when creating graphic messages, when the original link is not checked, the field: sourceURL0 is empty. as shown in Figure 2

Figure 2

3. In the background of the WeChat public account, when creating a graphic message, when the original text link is checked, the value of sourceURL0 is the original link to fill in. as shown in Figure 3

Figure 3

4. It is finally decided to add the interface call of the new permanent graphic material, the field: content_source_url is allowed to be equal to the empty string. The call is successful when it is equal to an empty string. Then invoke the interface again: according to the label, mass sending [subscription number and service account authentication can be used]. The final release was successful. The article does not show the link to read the original text. in line with expectations. as shown in Figure 4

Figure 4

5. On the interface call of the new permanent graphic material, the field: content_source_url does not exist, and the call can still be successful.