{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "947140631",
    "entityType": "User",
    "nonce": "0x9f848ae8a027250caeb18d2bfb253a716349220f548fcecdfc23882e9ada09c0",
    "signature": "0x30cb79114e418825173e069dc3dfecb54a97397e8b407808cfedd44b6ac7442417d38d5787faffa61b9888782fec2d719be6f9fba075d1f9fdce3586676a2bf51b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}