{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "394061",
    "entityType": "User",
    "nonce": "0xda88ef329f8fc8aca2a5687dca4857203c60d276011e0ac2f10c5f825e9c91b0",
    "signature": "0x310b1fa27ba0c9880d029cffdae59f9189ca43f84b6c37c10f52a178c99c26a1295ccd76f060238aa20839fc85348b9275e008a5954110f38574599c64b996161b",
    "signer": "0x48ECe992edB7C739B36f37DDbE8Fe352996B5A56",
    "userId": "183063753"
  }
}