{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0x09a0c7914516d6fa4f53e1ab85efc0945e213acb9cf39a2c0794f1d7f499f259",
    "signature": "0x89e8daf1a711ef2c0f7c0e65761d27d4fc006384ccbc69f912afe698fe4caa162d927432e2a92fba98e2b128df7f5b1739e2206923ca4d5a99e426968ee965d71b",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}