{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "239277",
    "entityType": "User",
    "nonce": "0x928477ccb1e6c80c91acf07ac625e147a0aba8426830ddd4a8ef9a2bdbc723bd",
    "signature": "0x41f3013c78e64b33cb649499796be8ba85b063f9bca08cbf9db4f629f0a7081814ad8b90cdb03f9c3ac17d5aa6582057be49d39cd8d1092aa6d0b65d6a570cae1c",
    "signer": "0x8097f7562D3D2F9cbdBA391c45c0D376E438625d",
    "userId": "51978829"
  }
}