{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "120087188",
    "entityType": "User",
    "nonce": "0x5dddc484cbdc95693d748f3551a9fd3758851910076735ef460059b667aa872c",
    "signature": "0x56ef329f07afa3b8268eef3ce808072b4c024df0670d8c18ad101b10b6d3d52132232414e8e708e70f3091a55bf4bdcad6a48d2f4d7564118435438557517cbc1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}