{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "488430169",
    "entityType": "User",
    "nonce": "0x133bd8814b952b241830a002043b8140387202473a91c969eaf3af0faef3b910",
    "signature": "0xae70789aed4ee31b075fa0752f479c13c52b92417007bb4f9c1cf0f9c70b8d7747598a1af5ea81706f80a8a41f2432ba3ec366d127cdd1da5403aa8e30bfd5391b",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}