Prerequisites
Create a GetResponse account.
Using API Key
Open your GetResponse dashboard.
Click on Menu and select 'Integrations and API'.
Click on the API tab.
Click on the Generate API key button.
Enter a name for your key.
Click on the Generate button.
Copy the displayed API key.
Enter a name for your credentials in the Credentials Name field in the 'GetResponse API' credentials in n8n.
Paste the API key in the API Key field in the 'GetResponse API' credentials in MMIO Integrations.