{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2655",
    "entityType": "User",
    "nonce": "0xf6d2b9d63b055a740a20bfda4bfc4a103f053bec65f9b964effaef52441133f0",
    "signature": "0x775d806f8878b0a24630f9693c6a47cc4056c11947d3656952fa0d916287495e46c68c65d218e853582dde456e23e3cff62cf1ae93c3cac6661c2dda47e1b6391b",
    "signer": "0xAaC345b281936C4DbF475199566cD620F4e69920",
    "userId": "64989989"
  }
}