Get all investments in an instance.

This method will return all of the investments that are found within an instance, specified by the provided instance ID.

Each investment in the response includes:

• id — unique integer identifier of the investment.
• name — display name of the investment.
• uploadId — transaction ID of the associated K-1 upload, or null if not uploaded.
• instanceId — identifier of the instance this investment belongs to.
• createdDate — ISO 8601 timestamp of when the investment was created.
• status — current workflow status of the investment, returned as the name of the corresponding !:StatusEnum value.
• comment — optional comment text associated with the investment, or null if none exists.