{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "57804",
    "entityType": "User",
    "nonce": "0x097186b9388a3577716dfe11c84d20e8b4d26ce41a85ba00f91b2ca980c6c174",
    "signature": "0x7385c7441b6d012221674758b4e7f56c0cda0760095a38aa21a4ff34f157933a763a5964d828b7c8d571142f86965918ec9cb2522807f499afae079798abdf251c",
    "signer": "0x65b2681094e762CAD2349e6C1e2FbC8d54b9c046",
    "userId": "11153747"
  }
}