{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "806027782",
    "entityType": "User",
    "nonce": "0x13227c394e0f77ebb3d14808b916793d40bfc9260879697be09b5ea581395d30",
    "signature": "0xaefec12ea0f3b6d07f221ca8231cbf3143befc4179d0fe833ba91614516bdeca5ae315fde8abc56da2b489de1c3aee1adf0b3b8c7153681eccfff35311bad0c71b",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}