{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xdca6af09a9173addf1e34e19ae76cac07b87939df383ecd9a0e511e860868290",
    "signature": "0xa80c0e45d4548b96c5ed3ba20891dca5baab47e8ae22bc50a807155962214ab075075b099bd04a4aaaf894de79d0c30d331029d3c6b5dd267cad74fc462f72f31b",
    "signer": "0xd9615f37ad741de46365702111efB7a9A2AC14E2",
    "userId": "591984743"
  }
}