{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x0dfb499e5c91d2b2bdb05fb4f043d8794fa55e28ced3ff036e5edbe8a912d533",
    "signature": "0x2aabdf684bdec00722adfd67075db4173db36b4fb708ed2b093fca04350e7fb5022f55020b627bdddef0bed4248188d608e78da1f15e7042a202bb639b6879a31b",
    "signer": "0x00b79791F10Dc166B936fa25519bBBB51EA93551",
    "userId": "570505045"
  }
}