{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "820616115",
    "entityType": "User",
    "nonce": "0x06a0668fdbb1171f6936bcb38aaeacb94fbbd374e6206a25e5da080b186b8b44",
    "signature": "0xeac02a2c7706b349411ea96e15e66bf84164d536f11f8c71366a202e537438456c43909fb8d1cbbd8586bcfd78c2c6eb6f2ff2fbe3fb99820bb93a1507760c461c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}