{
  "manageEntity": {
    "action": "Save",
    "entityId": "758148684",
    "entityType": "Track",
    "nonce": "0xb0751ad841174e5d00aba7faf57bf42c14bf562164f0d17756eec1fd67d26c58",
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    "signer": "0x995Ca8f2d3956487967aCfd7EA849313C448c3a8",
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  }
}