get:
  summary: Get filter protocol subscribers
  description: Retrieve information about the serving filter subscriptions
  operationId: getFilterInfo
  tags:
    - admin
  responses:
    '200':
      description: Information about subscribed filter peers and topics
      content:
        application/json:
          schema:
            type: array
            items:
              $ref: "./schemas/apitypes.yaml#/FilterSubscription"
    '400':
      description: Filter Protocol is not mounted to the node
    '5XX':
      description: Unexpected error.