{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62460",
    "entityType": "User",
    "nonce": "0xe19242b38550c787db08adb01c0e096960902538f125ba74daadb961ce052e18",
    "signature": "0xf3e57430dbf7ab1448d4b6e26437a385af3a0a8bcf85425196964010bee348007a9f8107ca4a78908a68fca78e75e9b74a14fdb2e352acbe7e41d5f1f83df0f01c",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}