# TriggerRecipients
## Enum Variants
| SubscriberPayload | Flexible recipient targeting: a subscriber ID string, an array of IDs, an inline subscriber object, or a topic fan-out key. |
| TopicRecipient | Flexible recipient targeting: a subscriber ID string, an array of IDs, an inline subscriber object, or a topic fan-out key. |
| Vec<models::SubscriberPayload> | Flexible recipient targeting: a subscriber ID string, an array of IDs, an inline subscriber object, or a topic fan-out key. |
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