{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1156",
    "entityType": "User",
    "nonce": "0xa2a6decbb588dc73dd9a86d58e8b80e0bebccc33d0e9439da628096f354dae9e",
    "signature": "0x8117f2fb7e84d8d6bebf62ff257f10d8372605bfb74e3367b31528e89102acd943ceb0f46d0619d45882a612f2591ca64a113b6c690ee4cfd6d7d692f16dabb91b",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}