{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "584186978",
    "entityType": "User",
    "nonce": "0xce88650433420ce0c1b067eca6cfb576c44057ca996cc1669ef783d0d36b373a",
    "signature": "0x0d5ce6d0626c667c1aeb9c2382f246daf58c2df5711e066ac75e5ce23dcb9d89335a3764c26b276bf37721c45aeb54afde456af00c98314cd745c2685919cc651c",
    "signer": "0x292eF57C1FAAc86008ab58D5116e0ba424C9189b",
    "userId": "721084704"
  }
}