{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "713649918",
    "entityType": "User",
    "nonce": "0xba73b52982802cf3f1b251dec7dc4ef361852b4d40e2adb4bdc1e4862326981d",
    "signature": "0x24d5273e680fb3844ac8236abdc62c4c08300055bb1917fe98cef71af4b369c146a851061b52ee4bdf12eb309bbb9c857695d4418056df92f2920586c20898621c",
    "signer": "0x796D60E9fE921C82Ef20f6329e27dD246392f542",
    "userId": "809803"
  }
}