{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "124266",
    "entityType": "User",
    "nonce": "0x291bbb49100f4cf432ad2749e56e3c2b4c025b2b2e2eb3f561005991ed5a7421",
    "signature": "0x96ea856add739dbe168473e8cc7027643ce2db9c0ebdcfd1cb1462d38b1d003445caf891412a8f1c4a3f5f9dd35d576812e4dd76b3c776857920aeed9f37184b1b",
    "signer": "0x2Df83D15c880275a0138820cE2009Fc85eF32C65",
    "userId": "107618708"
  }
}