timestamp
timestamp: string
user_email
user_email: string
ip_address
ip_address: null | string
action
action: "create" | "update" | "delete" | "bulk_delete"
model_name
model_name: string
object_repr
object_repr: string
object_id
object_id: number
before_state
before_state: Record<string, unknown>
after_state
after_state: Record<string, unknown>
changed_fields
changed_fields: string[]