{
  "manageEntity": {
    "action": "Repost",
    "entityId": "521505361",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb8a6d9285ea067a139f280a3012606d55ca20d88310d1e68a1a355d5243e4290",
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    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
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  }
}