{
  "manageEntity": {
    "action": "Repost",
    "entityId": "721864757",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc411ebf068035858f71b7dcc248029f29386c02a07297b96e877e4199917a4bf",
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    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
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  }
}