{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2194",
    "entityType": "User",
    "nonce": "0xda6cd19697dbfc958e7c91a5cdf7983057c9f3a35c981055ba9cee023f1b9d0a",
    "signature": "0xf9e694a9164f2d0eb226d29cf01b970085d2db7f6125d53f4c38afab8f27d22d534920d1eb408186ede7669e9cb45f5516335df02bc1822c93f681fac56e8a811b",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}