{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "52849",
    "entityType": "User",
    "nonce": "0xcb371bcfa292be50dd4a44a6da5a9ce6ff0320f2323612e4e35617339eae3bde",
    "signature": "0x0225a32274b15e52adc9ec829b70a8e42e5a1e4d2305ed4bdf6ebbe562dd0d331a36eadebe87cd09ca453c1b76f3bd05540d3cdf187216df0440b2d38088a7ff1b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}