{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "73195",
    "entityType": "User",
    "nonce": "0x22ab9d690ae16d6ecf2784f8b80b09da6fe2282a0c87f90cc7cb29e4cf3c395c",
    "signature": "0x8471b35cb5beef12fb7a90e1fb9b2ae8c601b0d906ba61af65b44dc495205cb916562e8a8a0530746a3c0f821589e907f553aadb2f0a52c1cc9eb8217c11a3e91b",
    "signer": "0x7425EdbFdF528603A88c658f4cf8B1396a8a77F5",
    "userId": "406225571"
  }
}