Terraform 403 on Data Action Security Profile Assignment

Why does this setting trigger a 403 Forbidden error when assigning a custom security profile to a Data Action?

Environment: US-1 Prod. Provider v1.15.4.
Resource: genesyscloud_data_action.
Config:
resource “genesyscloud_data_action” “test” {
name = “Analytics_Sync”
security_profile_ids = [var.profile_id]
}

Error: POST /api/v2/analytics/data-actions: 403. Role has Admin permissions. API works manually. Terraform fails.