{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "314016",
    "entityType": "User",
    "nonce": "0xace221f3d9af238aeea16440d79348c1771ee54acf3df4b8b1d2e54529b23c77",
    "signature": "0xe2798ffac521814bd1d440f7a2b92061f5cb361b49ae515980a835cf196d127d68eb9a6b6aacb7a014554e5be7fc0b82f2b49f2ebb7c5c35e0edc407ec1265671b",
    "signer": "0xf2bfF6262BF5b5791D86FB72b9c1886a9636D3B7",
    "userId": "6795138"
  }
}