{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69922",
    "entityType": "User",
    "nonce": "0x4d5ec6884bcee54069c4487fa874b1d9fb310c20be0024c30a727ab9e161b0a2",
    "signature": "0x1309973e3211dae734033f9a061decb732c3c2b5b796a7cab9ce228d663b16603db948585721f8e94c2ccdd1a71b10f93330cf1cc3451753a060ce602ed81aa51b",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}