{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "969012944",
    "entityType": "User",
    "nonce": "0xfbdf2575ab2668ac418d05ca9f440e6d35246b870733c139ab8c1ae5434ee1c8",
    "signature": "0x43639f0d7f46d9cfaa0d0247d0df7396e358b28a1696c3589b1bfb78395124e73c089d30c757f426613b189cad4bb59c44d373f0f5c1a7cb2cb19c82fdda59251c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}