{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xccef3ad9e3477b836c549239515ada2497f632bbd9323ace08b47f0e306e608c",
    "signature": "0x3c965c46c2ec00ce6bcba1f5e00e30b8e3db17bdc853e4c8a73c0c6283e1f258661025573bbc4e5cea85c450a23310a98666b437cdcc246aa553d26ebb5100f91b",
    "signer": "0xA7d89687eA52926025be75F46A3F9ca9a7664515",
    "userId": "33854697"
  }
}