{
  "manageEntity": {
    "action": "Create",
    "entityId": "852773190",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"grande haaland\",\"entity_id\":1733373213}}",
    "nonce": "0xccf91e44838a35910006d47849f98829fe003cc397c63f8b36e20665f548e29e",
    "signature": "0x6016018086729db137c0e716dd160ca85786de96a4ae5a1ab3e94eda6b1875fb6d123cd95eca42e02a9a9aff4e953968beb2c3db7c88a406dbbaa22e31e19d4e1c",
    "signer": "0x5c51216FbbB9B7A562f11267f91f72A7be1e8DE3",
    "userId": "105826"
  }
}