{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "52838",
    "entityType": "User",
    "nonce": "0x7ad5a30a6f299b5f9bd12f8c023ccea8b5962be8643cfee3264a4bf0b3011d14",
    "signature": "0x68cf7394bba2d908ee6000e1214d934893b16fa4fc307dbe61c55102350a81e616d51cd01f117b0b0cc6e55864c03c12d87cf59678eef023acd0fd756a88a5711b",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}