{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0xf84d179f68fe4f156a0d92c1cb6640f3f11ba5e3c292be9fccb91de5cdec95b7",
    "signature": "0xf45e7a97148a4362fb1327a1640fee283d7501d6f66385df7a156a99610133566f32938d43f966329eae25cbbc1025601305055a8c13a5611d1863df1d638f0a1b",
    "signer": "0xb001DCb64Bf57b3EcC76C4Fe5AbfE2a8B084D6ba",
    "userId": "641557420"
  }
}