{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xd9ff30df834256d492fbbf153012477cc88119f3d1fd94a3d604789d93fe85fc",
    "signature": "0x4f1dcf5b1dbe0e8343e938c119d62e7025ddd49f5161de902843053e35791cd03778b838de31f3a5bcabaa50d061da41e33ca0c6b42990fb8522ee74bbb6432e1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}