{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "134696",
    "entityType": "User",
    "nonce": "0x0d12a252abef3217dc6c2f34518db626575edb6a660ad1d63853cc736c91357a",
    "signature": "0xd04b7ee3cf2484e597bcb86bc348665c1566b1cf8fe9d9d553ceeffa8801d0cf20d55b8581285501a2a8f53d656ae0e65e9c2c614868b64d16aae1b6e00a209e1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}