{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "357273",
    "entityType": "User",
    "nonce": "0xd5efc783d65497ff059052509c1632ffc90bddacba5ae6eb38a999ecdabef548",
    "signature": "0xd559622df57be186922dc11268c05ad4ba7351ee65cf6604816320638eeb35685e9e8682a33b3ab62f33252a9c8b320ea4756a0824cc69a679dc4a1f308dfe921c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}