{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "244749384",
    "entityType": "User",
    "nonce": "0xf3451aa196fc67302ab945bee31bc7dcec27bd1777959be9c34c3aa471a71666",
    "signature": "0x505a573967ba86e5a0bbdd193f6090d3c223f4dca575f4181ae55c7cc048a01c08ec4219e588ab5612b86ea85c411927ebb9e8f0f1946423680ba6c4b4994d751b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}