--- schema_version: "1" id: 6951d438834f311b41d3ca24ae7b36c0413ebfd2d79b2cc0986c0f9060332af3 title: "Interface: InvocationEvent" collection: developer version: current locale: en-us portal_url: https://docs.salesforce.com/developer/current/en-us/salesforce-functions/functions/guide/nodesdk/interfaces/invocationevent.md canonical_url: https://developer.salesforce.com/docs/platform/functions/guide/invocationevent.html source_site: developer.salesforce.com content_type: documentation content_hash: 4af2eb709f65f065515286f2f018c0d673e63851857ff8d30efff723628ec69d products: - Salesforce Functions --- [sf-fx-runtime-nodejs](https://developer.salesforce.com/docs/platform/functions/NODE_README.md) / InvocationEvent # Interface: InvocationEvent An InvocationEvent is representative of the data associated with the occurrence of an event, and supporting metadata about the source of that occurrence. ## Properties ### data The payload of the event • `Readonly` **data**: A --- ### dataContentType The media type of the event payload that is accessible in data • `Optional` `Readonly` **dataContentType**: _string_ --- ### dataSchema The schema that the event payload adheres to. • `Optional` `Readonly` **dataSchema**: _string_ --- ### id The platform event occurrence id for event invocation. • `Readonly` **id**: _string_ --- ### source An URI which identifies the context in which an event happened. Often this will include information such as the type of the event source, the organization publishing the event, or the process that produced the event. • `Readonly` **source**: _string_ --- ### time The timestamp of when the occurrence happened. If the time of the occurrence cannot be determined then this attribute may be set to some other time (such as the current time), however all producers for the same source must be consistent in this respect. In other words, either they all use the actual time of the occurrence or they all use the same algorithm to determine the value used. • `Optional` `Readonly` **time**: _string_ --- ### type A value describing the type of invocation. The format of this is producer defined and might include information such as the version of the type. • `Readonly` **type**: _string_