{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0xbae2a60cb90c4d9c8d9830929d6dc36c2f47e8251f4d7d501ff6780dfd4b0f40",
    "signature": "0x973c493a45110b0b77b2fdc172ba4fa35cf6c9a089688d56c85776030bf873a87671c9941bded2fcf07c5d991cc42c0927b39e6080624a6f1f52ef86ba99f3861b",
    "signer": "0xF6F9F433Ab5dDe3c96D63C2fFAa64b610599a410",
    "userId": "80682"
  }
}