{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "205511",
    "entityType": "User",
    "nonce": "0x24934c4fbae46f83bf03fa392185a5792b09c213e8bed6e88f68c67f4d32bcba",
    "signature": "0xd73db9f0322ba5adb6faedb851f82bee2a1d9e68a7e8792580afd63d8546931b5fd10370b7d050eeadd9b9e3d8525bceea16f681e72a77f5db55b7f812afd3da1b",
    "signer": "0xDa13a6A1dA92472EAa96BBE0391B9c49F8639b27",
    "userId": "614784509"
  }
}