{
  "manageEntity": {
    "action": "Repost",
    "entityId": "664240519",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9f725dc9b6259beca0720a85ae5f4a0879703f443b64e7c80a1991700740f41d",
    "signature": "0x6d75fc81b02d3f7cd2978b7ba5f57b9f657104e858f2ffb52717f15e8658bfcb39c1eebf620e5519d400d83ebd3874eaf7528c9145cc575939a031cb118ddf6f1b",
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    "userId": "12615893"
  }
}