{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "21442",
    "entityType": "User",
    "nonce": "0xd8560885fd742db329f43e6206c487326d9800dafe939551a6b9a38770301f04",
    "signature": "0xa867d6dfadba50537103de3a26146a94bedae4dd4a2f574284176741083d658666ffc38e742c6be8ec5f4a5e90ef6b1cfca9a70ef6ca72968675db986eff62591b",
    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}