{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "783177",
    "entityType": "User",
    "nonce": "0x017de5d1acca80bde62634146608930cbe0afa38b4a942e3ca4b4ac0b62ec48f",
    "signature": "0x1ccbd0980006abb2b08ef06f6eea9c6c0e1d49ebc405e511af2ac53cf0a13ff970d10bba8874b6c696d5e3f870816aabed5767907662f54e5ee67a0cd38ffc3e1b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}