{
  "manageEntity": {
    "action": "Repost",
    "entityId": "457291887",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8a5bbb63ecd6761e49a65f79c05c54a402aa49fa36649b585872518c16bf8d47",
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    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
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}