{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "951116729",
    "entityType": "User",
    "nonce": "0x14a63fb61b8919821c984ba0cac4435fe1096c7c8379162625859988336cbf9c",
    "signature": "0x96f0cc524637265a26baf8c12a371f0b474477757eec303fb0aeb0112c672b653b34d90535412629d38fde287985f3b6d4572dd6156e6dff16ea82916d9018bd1b",
    "signer": "0x11cd379D12F9a2c7BAaE2f74F1914A8c50faF2c3",
    "userId": "387949683"
  }
}