{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "101022",
    "entityType": "User",
    "nonce": "0xaaf9174135fd28b90ec0b69eea1a9ccfcf413475756e5946ba330951d28c5958",
    "signature": "0xf23c2aa42f2831c65debed68be699e3c047f646a6c4c48818ca5028b8a8d285523b3b974836f8bdeafc6b527684f9046a1408082d75a9a627c531fc46a7154dc1c",
    "signer": "0x87FC3581f96D45b347BB39E15f25079950C5Cc27",
    "userId": "339826419"
  }
}