{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1397488",
    "entityType": "User",
    "nonce": "0x7bdce2c999d15ca5f2bb0badcaadd4f845f34388cc6c8a4c065350b576a5e675",
    "signature": "0x5e02594548c1f1f949e03eac9b898224099a9a70273b6c98b2b029d300b35fa81c4bfe3ac883dac6b279f7ec9560eee148f5f527548886b823758bcd1f78d28f1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}