{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "240951",
    "entityType": "User",
    "nonce": "0x3c9ac4d2593eba3b6f39c8b15814d1885feb4176389780d9286d767f8036871e",
    "signature": "0xf9ebce5fc090c18b1d973355f5941cac306d9f19025845eded6d383a6a36ca4345652ee879272e8426acf645802207b042ceda200351016e876b05799bfe02ec1c",
    "signer": "0x65b2681094e762CAD2349e6C1e2FbC8d54b9c046",
    "userId": "11153747"
  }
}