{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "72239",
    "entityType": "User",
    "nonce": "0x42324b5b7444a8a4b4dc16ca6f71a832649783c0b9ae41a5c4b8cd024ece8af0",
    "signature": "0xaaf91616b8c90898fd40bbb07c5245b4c3972bb8555a97d586f4dc7c69ce6d635c29d908b9463366afe7046c287b6181f1908f3b88327c6718196978205cd8271c",
    "signer": "0x2D566E1DaC6fc148a694abe846B32e39B6584aa5",
    "userId": "890889753"
  }
}