{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "112337197",
    "entityType": "User",
    "nonce": "0xd322104c0f0429c5a688de751f3e6f8f1480231ff64116742a84732d14c0818d",
    "signature": "0x19f228cb2c0f2e5b325952ae7af6ed5cc132fdd3b4230a755d75d049a3cd335c4180c6a52d5fe540785dad8048bb92a89d6446b55bf5c41c2bd92145602ad41f1c",
    "signer": "0xC6f6979d7215C4611Cd7aDb30a42B2812294262c",
    "userId": "55290787"
  }
}