{
  "manageEntity": {
    "action": "Repost",
    "entityId": "503414747",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x90268f012f8d8ec6142b178e43d634d385f2415261c5bc7ecff3dd08f1f08d0d",
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    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
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}