{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "13618",
    "entityType": "User",
    "nonce": "0xe5449ad2c032253aedbd41418cf0ebf6b7804d4b4a9ee912209ff0fd8c938553",
    "signature": "0xd1a2f16fd7c6c16647dce425105555dc25b04ac466a86091388dead72ffd2ce1788289eda963f08dc2d624611f92729d197f64b0f3510344ffb47aeab770304a1c",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}