{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1889",
    "entityType": "User",
    "nonce": "0x6c78dfd8e23dc226eeca222ba40fb534804a61ffec2362c374f50f0debfdef37",
    "signature": "0xcb9b92ec10d767ce26cc937855ddd58f5df2a38eca067ef65d27fdca0b0c0ba07b2e9630b9ad04dcc5c3a60dcd01731f630c9feec938576ab6aebb550f54f2821b",
    "signer": "0x3Ab8fF95DbFC0deFd15d4d27949f03d9fDd90404",
    "userId": "136466"
  }
}