{
  "manageEntity": {
    "action": "Repost",
    "entityId": "603018",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa26c208bd2b52e3f01ee789318171532b5c9220d8e48c5425ea23e879bea477d",
    "signature": "0x99e6ca6ed75266758074accc658431d70c265e228c144f0a72125bf86587edcf317948e5a41ca74ca0bad88041f596fa7ed2ae68ba8c6cd57968eca6f92c1e1a1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}