{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1416956",
    "entityType": "User",
    "nonce": "0xed737f6fb059799e5b93785cadca3df7ad36b24132d44adacc3d6d07a2e32680",
    "signature": "0xcaba945ea5b1efed5ea028a2ec6be3ace144c7edac89a05ac70490bbf7a64a933544f9549224f0bfc541909beb31763b8cb4125ba1f9fc72ce332ffedd2fcbaa1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}