{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "356958",
    "entityType": "User",
    "nonce": "0x120f331cd784954ff68a41841abaa4516fe7f82bdf6a1c87850dfffb7468a3c9",
    "signature": "0x0ec3f0565397e5750f88610cc2a1e2928a3b2d57970be067d07510cf72cea2c77e56444453b9455e05a3c1e197a528c1262582fc2f4df42f17d354b4625c32b51b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}