{
  "manageEntity": {
    "action": "Repost",
    "entityId": "518945323",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb96d6b7b12606934f5a4eaa53f9bd6d58d65590b7d93b8d1ad561828b45dc1dc",
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    "signer": "0xcF1BC458908F84936B19Ca8Cf67C751CD647B02b",
    "userId": "310796"
  }
}