{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "97654",
    "entityType": "User",
    "nonce": "0x11d4e1c21953606b8c338f7f282acc53e20e9908b011a4fecfd00414ed2073bd",
    "signature": "0xe2db0a3c4f6b001973674d63ae6d894d338a3ff20380ab06297eee013fa3f4434f19fe7578545b26010f25649af2a3c90e48af2d7393bb51692d2ada79bff5af1b",
    "signer": "0x8634164AAAb91c9168AC0B97cb004b5a43256245",
    "userId": "136500457"
  }
}