{
  "manageEntity": {
    "action": "Repost",
    "entityId": "199059418",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb472d6ed9873fcfbe75301d2cf27952c9accb62311e5f0b5719931aa2082a539",
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    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}