{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x33fffabb136706badfbae0ae97db30f2c7c869e156f9813433825a72704d6737",
    "signature": "0xd94f332846a27d13d1b5436f19956436fd0573cffbe5313378bd72dea7a6a1ae698e9e694f60356f74f364e4c48b7aeebe95782bb41a194426fa6fc6cfcd39731b",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}