{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1507337113",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4dc5d11d51a7830052202c5348f6972ec725a5c602c783bd4f1a845405690b8f",
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    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
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}