{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "105167",
    "entityType": "User",
    "nonce": "0xe487290f9ac52d339572596a2e1776509e06978a2cb8e4ab8039774f6e38f3b4",
    "signature": "0xb74576bf66896b42af96c8546e957e71599e040b3671b3b8f0f0423a5ada4f096db80f7bcefda25ce4822215e27c4633c50f2674732dfd606b7dd73b36a4c7de1c",
    "signer": "0x025eC7902537A31aff29fFCC91267044DbE7Ca6b",
    "userId": "598837753"
  }
}