{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "211976",
    "entityType": "User",
    "nonce": "0x970620d1f19f6e7b6833cc4e03b99f3a67ee9c45a0f47ad865f79f019780e0ae",
    "signature": "0x35ee5fed69137c7418768d4b8444a96c2fb8c1686856d9e709a7b3eb2dbd57776570a27dad10994b2f94f7deabe79040565f99c1868a33ea174f854c295068c81b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}