{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "356788",
    "entityType": "User",
    "nonce": "0xe23074b5d5ed1e0f5f78988d017828a5b0a0551fbc6ecda4d570cc0851e26d3d",
    "signature": "0x1c864c396edcb2b47d6ea59d321ece400df3f23bf80da5ac4b21e981ef0351611fdb0771618797ea5fcbc350a29991b4def78c17353db1ba048333d48e36045d1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}