Different types of feed sources.
| Enums | |
|---|---|
| FEED_SOURCE_TYPE_UNSPECIFIED | Unspecified feed source type. | 
| GOOGLE_CLOUD_STORAGE | Cloud Storage. | 
| HTTP | HTTP. | 
| SFTP | SFTP. | 
| AMAZON_S3 | S3. | 
| AZURE_BLOBSTORE | Azure Blobstore. | 
| API | API. | 
| AMAZON_SQS | SQS. | 
| PUBSUB | Pub/Sub. | 
| AMAZON_KINESIS_FIREHOSE | AMAZON_KINESIS_FIREHOSE. | 
| WEBHOOK | WEBHOOK. | 
| HTTPS_PUSH_GOOGLE_CLOUD_PUBSUB | HTTPS GCloud Pub/Sub. | 
| HTTPS_PUSH_AMAZON_KINESIS_FIREHOSE | HTTPS Amazon Kinesis Firehose. | 
| HTTPS_PUSH_WEBHOOK | HTTPS Webhook. | 
| AZURE_EVENT_HUB | Microsoft Azure native ingestion for event hub. | 
| GOOGLE_CLOUD_STORAGE_V2 | Google Cloud Storage Feed backed by Omniflow STS | 
| AMAZON_S3_V2 | Amazon S3 Feed backed by Omniflow STS. | 
| AMAZON_SQS_V2 | Amazon SQS Feed backed by Omniflow STS. | 
| AZURE_BLOBSTORE_V2 | Azure Blobstore Feed backed by Omniflow STS. | 
| GOOGLE_CLOUD_STORAGE_EVENT_DRIVEN | Google Cloud Storage Feed backed by Omniflow STS driven by pubsub events. | 

