{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "582209575",
    "entityType": "User",
    "nonce": "0xf88bd620eae5671f762e46abfa6df5a63e615752fe46c95f8b3d6daaa5d86008",
    "signature": "0xd850d021a32ccfa14e9ddce7fb1723a998ee0c7a7733567fddebb46f2c158cf34076c8618fefd7f093185566780a42093043580d684fc4256e6fcef1f0ceb09f1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}