{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1325810",
    "entityType": "User",
    "nonce": "0xd62af22bbbaa28f061fbdf7b8d813b239c5402620ee9d2fd6f215228dd93ab90",
    "signature": "0xb9b4eddceb5f083aad4611fc1269b7a13417e57d17c9b28f603724edfd4b8e8f182ca3838266e7c62ddd86dbdf3397ac02169e057251996d30ab543f69797c731c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}