Google Cloud Storage
1. Create your credentials (Service Account Key)
Open your Google Cloud Storage dashboard and go to the IAM & Admin Service accounts page Step 1.1: Create a new service account
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2. Create a new bucket
Step 2.1: Navigate to your buckets
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3. Create an SFTP instance using the new storage
Follow the steps from here in order to create a new instance and select Google Cloud Storage as the storage type. When Google Cloud Storage is selected, two additional inputs will appear. Fill the first input with the bucket name and the second input with the service account JSON key.