{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "113309",
    "entityType": "User",
    "nonce": "0x55c4afd2caed385daab524f83b4ac1d9b3f276c854c4e0825c1624f66b09f39c",
    "signature": "0x56912783bacdc8faf8719d0254c126b3ed1eb25bbca18f3c4ebc9b5b997135ed4011bfdeae4f9847eb04432c036ab76feeac1cd08d9ef90276dde8836943882a1c",
    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}