{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1464777",
    "entityType": "User",
    "nonce": "0x7cfc331a96a2d1be6b40d7cef1997437c5eb502356d80d25a11149a1e6a9d88b",
    "signature": "0x27fc28fa4f2cae9d81175b76f31ac23287586ab8b0c4e4dfa658e4a5686b6b523d92ac1a66486225d13d00edb5e62247568619872706f5e4cf7ccb1f7f29dabf1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}