{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67576",
    "entityType": "User",
    "nonce": "0xe18df2e90fc308894556c4a9f452057af071d821dceedcf7b3e88758844f43fa",
    "signature": "0x8ed09df487368d21bbb77cd93fdf11789a3ac494b47ea3801b6aaac7c69e5a6e068535b839fa138dae43e3b2e99ebb3fd827e6d6737679d2b3e68d8b388f35ef1c",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}