{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "13452",
    "entityType": "User",
    "nonce": "0x211d73ab088a1065fd20150ef0ca186844f1d1e7e50887ed18f3606186aa06f4",
    "signature": "0xaf212e74ac7040de1584b7970f8b931c05a4e09c47914a17d41bed545b1833680a0e0c3d67d99b39e4adc8b4f122a4d8620ba743637886b178ca20f26ec62aae1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}