{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1139109",
    "entityType": "User",
    "nonce": "0x306bd2c43277973937829402c29028700fa8356b1f3c07aae499b4e905827156",
    "signature": "0x3d6ad904b3c8cbb6e99cda70497c3bc0f665191187a987166603f463ddba64942588543a3cedeeaf14b86450437c227109c77d2e584b55607cf09e75cd54891b1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}