{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x13f7bb65580d697babfb2af80e209972f0b31137807f719b20af57322fe0abdf",
    "signature": "0xd936ad665bdf9dd3291200d4f1560c7f6fb1cef79d0b8d4a9dfea385139bd74d696c86ff11ae20f3a2cb5237542a98b1ca1efdc2f43a77194d65e37a266241961b",
    "signer": "0x9acF8CBE8f2B0d51e756C58D6d1f946A8757602F",
    "userId": "428941685"
  }
}