{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "200080308",
    "entityType": "User",
    "nonce": "0x49a97b069435fb6a0aa8ba9ce7adf717bb37dae2f577c23a280605ea0f5282c4",
    "signature": "0xc60c464074728358528e86f6e69fff4feef1594639304daf6d58be5368ef99402918a72308173c1cde6760577594383c14e2788fa130b84aa0ee8ee9bb4076ae1b",
    "signer": "0x61759FD9d69b6C29FE84fc39eaB6C50Cf7dCd8FC",
    "userId": "366953361"
  }
}