{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "73554182",
    "entityType": "User",
    "nonce": "0xdf897fc47a465a6912f60bfa9fa6ec5767e01b472217280ca7b96bf03bea1ee2",
    "signature": "0x686eae8ec117e027e838a8382f8165ceafb17ec6ce76673c56aae2237841360645d29257eaf11621a02e3dd735f8de00fd0481c312be2cb5f3376cf9e94a03281b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}