{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "209106",
    "entityType": "User",
    "nonce": "0xd2be9065098ce8fc7af6aeef9bc21298d4526d14f8922388b3dfd9c8970b7587",
    "signature": "0x530a503f49e11cbd0bea1788864abb27d00ddea3f50700b56e50f8615411cb921e8d8a769b668f2fc80e71b6df8e05ae21224e3acf9cb8efe9666302f485f5c91b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}