{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "42617",
    "entityType": "User",
    "nonce": "0x59ce925dc376ca22eeac0bf62cc1163692d6a45b13082159b12047dec14db4ac",
    "signature": "0xafbad19485ad703c4366c2d2bdd13117393eea18db3bb8159d4779edcf32a2f80aa75783a2dfdded51041cf1bb40727de2f72bcafd6566bdfcab90d22f19157e1b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}