{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x53079a59a6447d4cd2a84aaee806f865908606a8ecc927385f72a9de04c326b9",
    "signature": "0x62bf240843ec05b5ed93dc3e0972cf8333bc5045d62cc2fa78dbefce7213a0a16bd327911cad402604582d7abf0ed826ac55ab4c9bea5d861a1c6ebbf145c4f11b",
    "signer": "0x3aE06051CA81e9C223869Eb8E185EBfF05D1Bd4a",
    "userId": "955418207"
  }
}