{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1478769857",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9306efa7ac9ba9d078748853d924af89dc8f97980e0c32424b7f88f4380418a3",
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    "signer": "0xEeea4f65FD2D7EffBC68176EAbe8544B088Aed57",
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}