{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "17650",
    "entityType": "User",
    "nonce": "0xf17887d08ca522db86221613e671ee992f42921dcc171f470f4b9bf195488272",
    "signature": "0xaa78edea7170ce1c5351aad01c72e1bc142627c8dc9562722b50005f7aef5ddc13beb73c8dccd61b079fc7ae3c6df299f21d89bb9c22c2d234367d9b668cefbf1b",
    "signer": "0x3Ab8fF95DbFC0deFd15d4d27949f03d9fDd90404",
    "userId": "136466"
  }
}