{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "79874",
    "entityType": "User",
    "nonce": "0x3ee3219b9d80ac78db67a5c387631e39187e3f01dcc37532161bd09000ac75df",
    "signature": "0x527683d05cd859aa8fc2d438aac1742b8d6b2f38d78d585c96e5382a4d2f51a86e5f48b9d70bc0a2cfd2cd530f262e14881c170d4e421d585aab138920a57dd41c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}