{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "177279",
    "entityType": "User",
    "nonce": "0x7d020922bc530e7f7976c09dcc5badddec6407886489946e24fec85585e64260",
    "signature": "0x3224bd9ff0989a754760cc60547e3f3115b741c673b73cdb8b00ef7a51caf5e65e9f4b1108228311428baf2a62ce509db8c627a83341ebe195979aa73bf360f61c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}