{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "166447128",
    "entityType": "User",
    "nonce": "0xc14fc6df3f420a083e0004125db9822e4d7aac0716a4db7f2e77e98b1c8398c9",
    "signature": "0xdc6e33fa10070143da09f13f6e5f296888cdd2f2636af8b98b1b096b4c55590423bc429ac3cd5d4fc2a67661c56a693565af4889539f838f3aa87b054e589ce21b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}