{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41562",
    "entityType": "User",
    "nonce": "0xf27e245cf513c8c044369570b6bd0f07d03dc67380cd772728db81593321fb03",
    "signature": "0xb5ace7a2d4f5901d0fab54e3701c2ceaf8f2b28f263058430b47fcfbf99509083801bd3fba5176181fca9c704da0e5a82557923ed147dbd5ebaf67016c5ceda21c",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}