{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "68734",
    "entityType": "User",
    "nonce": "0x7cc769bfc4775187ac220cd8e16f2cb5ff804caba2d07155b022becedd2c26df",
    "signature": "0xb097edf531a6056d87b682911fd9411755380c74ec35d3e005453552bad8795052f1ea0993b9c310b681db5819ff9fbe8185c336e8dc22fde2976fa3eea391c91c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}