{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x7e90fa037224682b912701e894527e223022de292f9952f85a248bf87d2b7b33",
    "signature": "0x470e2dbe044fa3fdbfdac1b69c597c8e168824cdf0abe1b3a092e7dbd3621a340e3663c71a5ad0116bd1aafb9b62eab23299a47a07d5d72fcd8b5855243514c81b",
    "signer": "0x6bFdA7F67147F3B5a1029c91BF1574cC86EC9e5F",
    "userId": "696810334"
  }
}