{
  "manageEntity": {
    "action": "Repost",
    "entityId": "19489379",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x178a3819289787ee1afb65bd1812d3395a1fb1f2ab35084dbe854bff960064ea",
    "signature": "0x34e4346544517305c56205921681e1b2af47eea601d4fdb3ccdad3c7c726321a42f91f9747b3f8c4873821902242a8c29654356d14136fbede57efa9065b91be1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}