{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xeb6a94fea065d2bb82f533c72c9c63c268d69704695650f6ad9beb2ad2eb8a0d",
    "signature": "0x768c9c7ebf475133cf526c2542c27fea0fb29ea1b44f8e08791a2c6a5bb026f33369f77beb2265d833afc1465d9fc55736727a21d64a537c8f2401f2bb528f461c",
    "signer": "0x4086Dda2D91F77cd46De0859a4de37F888508faA",
    "userId": "568518925"
  }
}