{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "787067",
    "entityType": "User",
    "nonce": "0x96f1d00718e90430753e12c5635f8f1a8d98509b94838ad2d8f9259416aae4bd",
    "signature": "0x1f44199dfbf4a11d2385d4fe642b34a64393530042c51c96bcd27a5f42ce7fae2c5d048ac1b92685d538750e141fb957ae282c7fd09626922ac0e95cef39194a1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}