{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "78483",
    "entityType": "User",
    "nonce": "0xb5de62f5ecb542587806db8bdf9908c22e84e374624338888699ed7e536e0a1d",
    "signature": "0x636de505441e945b96616d9e30806f8b81d572cda43ae1de6bf5d0b49c2a17d078669d7605a350bbbc41f8eeae5c52e85abfd5ec686ad7049aa45ad310905ce01c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}