{
  "manageEntity": {
    "action": "Repost",
    "entityId": "137987289",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf9392b8a210c46fcf75eb808f3e7d83c2c1b7d91e2ef2ed7a6179b1397b3c3ca",
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    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}