{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29338",
    "entityType": "User",
    "nonce": "0x1a7706a865d3bb7c6a75d73bf752d27838239928ec42a3c4c8eee35567b91d9a",
    "signature": "0x976c637f1f667ea1b4f9a1ac9f27d014b133461eefdcbc0c0d21049047d9963b5ca082c317b602173dae46a6678933b5d71e9b27cc04c87556e6c80cb231c6251b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}