{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x59573503f6c3d5a475519d2f032d6d7cf0584836df23c1ab80da05ea706a341b",
    "signature": "0xcfac0233a50bba8a8b9dbe91112d2a4439ab0f24f6bbd51f810e78dca3815cd5547661146c722b178c2bdbeebf8cbd44f8d70defbb4d208dddc791a0d7d136b51b",
    "signer": "0xa9C1a2BDeD896d3f122E366aB647BF1C74C00eBA",
    "userId": "209707164"
  }
}