{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "174360",
    "entityType": "User",
    "nonce": "0x03b01524c2840f25fea759fbb5bc5e2f6af1e0a895987d41b79a5365c5e7e2fc",
    "signature": "0xe202777e85690996599bd2e2e576d04c87e1e3540adcc0b46d4eafeab2fe322152c9b143d983038f3cd93b4c9fa1e69ca0f43a3d5b51195ca427dae87e4178461b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}