{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1036471",
    "entityType": "User",
    "nonce": "0x6788d483d2333d5fe89493f600203e408774bf3d120f74fb5447ad59425f92a6",
    "signature": "0x309d5a7a4dfc901271a33cd529b96b9ea3359d88c42f672981344f061745417d7e885b22b8b4013a7de2be320011b1b57c69733e266341ee7810a4a44586340d1b",
    "signer": "0x81f60DEAd0cdA833Ad17fe7Ddd37b36E62630205",
    "userId": "132087202"
  }
}