{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "50424",
    "entityType": "User",
    "nonce": "0x4495d83bd9983541c8b9e196dc7b3782d5439fe60a75c04facb930afe80c08cf",
    "signature": "0x13096e6d6f72d1a846ed1602a55cfdf104c19cd60ec033b8d63457ade57c3b6834995159558ce4f28c06d48770f2af4ecc1843bef8f09cdbbdedbb1b9ee6a9021c",
    "signer": "0x1Df693Ed633B381cB87b6D8C559fB0C7Bf5eB6af",
    "userId": "823447086"
  }
}