{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "838777725",
    "entityType": "User",
    "nonce": "0x0ba875ac3aeb302958bae0389bab74a5b12424f5f87bb48483f0366e91fdde51",
    "signature": "0x8e7b4f690a9f2110a8c2285647260128e2c6d7dda40e85c32840b8f5df37789651f0f5645d487c67f64bea50976ef36ff032cbf5a9cf64ac61423c2a627a6f921b",
    "signer": "0xad1E2A70fa1227797344FD6df31327a26552461a",
    "userId": "153162"
  }
}