{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "250",
    "entityType": "User",
    "nonce": "0x4a28a52f7d0c1d3af53e42457b780c10f712083ad47c2789d88fce112e5d5039",
    "signature": "0x289404eb0d6fdf90242a5c7d199fafb8adc7034b4880208339bce71bcfbdcc222b0b82326e18e6fb132fc396fd8dece0a518ad13547b4efe6ecadeee9028c0f81c",
    "signer": "0x053AE6b4e0E1ca4c355a1f76Ce5696623A43A617",
    "userId": "79438"
  }
}