{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "116254",
    "entityType": "User",
    "nonce": "0xb278e825889ab89c713d838d2b0a4fe5b528b9bcd6e074f786a4ab059fe4ded6",
    "signature": "0x9e5eda5f6cfd49e668cafed273ee74f2e0a6b00ed0cbad8db3f7d2c833860a217fa767415e8e05d76297d05575721c3cf11d0d89f4ff0831cc31555ce94cac3f1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}