{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "24563236",
    "entityType": "User",
    "nonce": "0x6d9e579b05e398f66110b90d727a7c6a05f54249e34c9896d8c5d322e8fe23be",
    "signature": "0x465e46d59ce1c63cf798cab04b3ebc8f27fc7c23a4614ecef4b4e7bf01a6d4bd241fdbbcb2b38857443e5ec3b16efb169c9c84cb8af6f5a59765530a0c2e6e391b",
    "signer": "0x64843180f72F2717eFF4639cfCEF6a0a9872D02D",
    "userId": "701604249"
  }
}