{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x17c16c8a5581a04f182a481f7efe3139775faf0389253f83efd6c92b0eca9a23",
    "signature": "0x4caa26b1dc20d885384dce9150c64865cc6882e32de87dc1ddf552a6d2b8ea0d6417d1b2daa0a5b737d9067140767540b2e734073859ad6688d86df1b25f840f1b",
    "signer": "0x47A220481bB19e8039cd12fa6c01cd65646EBF16",
    "userId": "522935014"
  }
}