{
  "manageEntity": {
    "action": "Save",
    "entityId": "1069429",
    "entityType": "Track",
    "nonce": "0x6e778dc1907be1d86283cfa006852eef414829ecab6004547fb4ba3d3e80fc45",
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    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}