{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "393760",
    "entityType": "User",
    "nonce": "0x77f0f2fd9e2dc3647c9c56db31937bd19fe22d468ebb713c7f41a6d915e4a671",
    "signature": "0x3edf6d8a0d98426c2f6443f42f7ae8bbf8f667f6ae7e1262a02dc4eaf9a19fd7089162928a9cd5cc7dabd843555fc588c64d1ce9d53d60e62f751ced182045501c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}