{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x6efacfd158e888d02302d521441bac1d0946a2d53d4d54aebb86cedb4482368c",
    "signature": "0x82c4fe8ad048009c246b802fe5f9929a3080fa4a9078246a995af42fe49e8dbf0d6ab400825d8c01e8ee9714d74653eebc659731085acc11df79fcc4a284994f1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}