{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "428192787",
    "entityType": "User",
    "nonce": "0x9525741b305de651c2757b81067804f1931a1b7abd3b33089640d422156d9ab9",
    "signature": "0x177a0b2ba35e834a92653f97b92e4b6704d7bbe4c8b118606ad0ce594e45374558f2ee735b27f5ecd4adc2064f7670d1f832821e40a62b42252fa0b972baa96a1c",
    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}