{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89809",
    "entityType": "User",
    "nonce": "0x317e7ab385ea190978464463e0102a4f216f95be85ed7e3b643711cf2da3df11",
    "signature": "0xe04b1a9ff47a812f1c772ae766200834e9c23b91c736faa9ab92d23e9984fb280ab65170a4e8f62f6ca781c3d629cc88b65fbba4ee8596fd78a8b37b4cde3a6d1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}