* Metadata

Metadata
- Indexes
  - profisight-iotav2
- Endpoints
  - Delete Elastic Search metadata
    - method: DELETE
    - path: /metadata/es/[index name]
    - arguments:
      - start_ts and end_ts (epoch (nanoseconds), 64-bit unsigned)
      - nothing (deletes all time)
    - notes:
      - deletion is asynchronous
    - restrictions
      - only a single range, delete all operation can run at the same time
      - the device must not be capturing
      - the automatic cleanup must not be in progress
  - Delete Legacy Elastic Search indices
    - method: DELETE
    - path: /metadata/es/index/legacy
    - notes:
      - deletion is asynchronous
    - restrictions
      - only a single range, delete all operation can run at the same time