{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x467faf21d8f0f4a7a1af5f5fe5e0485d6217fe4dc52a55adaaf09d70f6d30314",
    "signature": "0x6c1a0e11d2d98fb39f1d6c0c66a9248537050777de16d95493692450efb7be48065d904ac46bf809ee41bed8cd82a27899ff5b23c9ddece2353189b25fa808791c",
    "signer": "0x0bff6A3C6147a9c101013216953b08527D5639c2",
    "userId": "91549739"
  }
}