{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "206392",
    "entityType": "User",
    "nonce": "0x3942053c4b35bd3c4ec7c1c89d0a6caaeb6e0d1be6365377d9ff1a3dee085381",
    "signature": "0x12eb8cf2c16ee2e4af91eeda4c252b74ddf3fc95de5ddc69d111cf43c6db241a143bc0ba80e7dbe04019d205af65b8cfabd2a8d43979edd55cb023ecd8a39f361c",
    "signer": "0x569a23a5D506E4404139fB7510738Ee5b80F5624",
    "userId": "280440301"
  }
}