{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1471338",
    "entityType": "User",
    "nonce": "0x01bf5e51d34511f4246215a0fd971e70d39a118460c34dabaa7106176cd2fc39",
    "signature": "0xd90906e544f15f1943aad772c4a6f3a0c4fe56b35e68af723566e82aa222474005be6e6a38cd23db32108cfbce30cc638d4597030fd8bbabda4ce91e5fb1f0ef1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}