{
  "manageEntity": {
    "action": "Repost",
    "entityId": "604234052",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3d7471718a42e778e2c00124e6b8feee774095c5f3375ebb59fb6a469144b58a",
    "signature": "0xf1bbbbfb41acafc64b731e4365e1c03f6ae3b4528723ed41809c81171068fc7f1a17b3573e09c4c9ea49e26ef1dea7d24afd57cc421fc305e91db05222134db61b",
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    "userId": "338604526"
  }
}