What is the signature error when app software is embedded in h5 page for payment? - Quotes Website

What is the signature error when app software is embedded in h5 page for payment?

The API key is wrong. Change the API key in the software account information.

1. Click Account Settings.

2. Click Security Settings.

3. click API security.

4. As long as it is changed to the correct API key, 15 minutes will take effect.

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