{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x6cac2cd121838d1e3e555dcfcea389adf25d2644afbf9b0183544e6bbfdb71ab",
    "signature": "0x85396bdb1e4ea2aab6447f26bd45d7474acc17499947edb7d6c15a2a6e9f6ffe2b809f2d98b40b4a28cfda4c3b6bed3a7e73008b9fb6b6d2ce6b9231501713861c",
    "signer": "0x09B272A00c21FcBced8F768468e39b2de1081C1c",
    "userId": "575254579"
  }
}