{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "54292",
    "entityType": "User",
    "nonce": "0x6a9685524bfb27ad6661d71d9117b9744cd7f4dbcc370d73e2e7db03835b1685",
    "signature": "0x3b30e1bffd25e9e37209597a9cc7e7331ac180beed2e3d303e333b8fd4abcb3f1152bd11bdaa754c5f98e7f45e1a67da42e5e19137af09786b984167872f70a51b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}