{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "808761895",
    "entityType": "User",
    "nonce": "0xb58b81f36c6de290e1bd5ee5a937000136a5161ce71f851c84debcd3207af2f5",
    "signature": "0xd0e7cf51bcb3ca418494f6138385e41766346de71123ed67df19e4bc00ae672638749decdfbc72d56c87201e47b0835666fab5e265e42ff2df3c0327b8f77f3f1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}