{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x0d850d6b5dbe61f477983091a58a22bc5c16af09c0c1904a1f492dd3802432bd",
    "signature": "0x736ccab0b5f432c76ac4ece4032718f2579aa035c468952e5e028d7b7028e9cc4d0ae88e360acc1e783494e40be3b7c5cfeb9264cb3060fb1c8f476c2b847acb1b",
    "signer": "0xD3e2a2Aeb739263055A5ec4484257b4927578D03",
    "userId": "117667088"
  }
}