{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x369c5ab80624a6638f64abe4649319a5fe735a0c94ed3a62daed36b69385b598",
    "signature": "0x76fc049449bf8991190e508b5559b6659e5405368529c99a876b8bbc8176cb0830812b9639e0cd4f7732e9b9e64e4db4ca46b6cf8bbabea7537a8022d02e699b1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}