{
  "manageEntity": {
    "action": "Repost",
    "entityId": "659016313",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xff783159b96d49dd3d149c6501b616ff3b3c1596c86ffe8cd5f741de6403b657",
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    "signer": "0x951D92e430d9103D01E1Ac2d0161D81FBe122F1d",
    "userId": "418585758"
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}