{
  "manageEntity": {
    "action": "Repost",
    "entityId": "973819528",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2d476ce4fd2f1dd33aa458c89c22839781b09a2b10897ae1a362940976276771",
    "signature": "0xf66a5efd718497f6c31e6a95d3a236f79208ada5b598b8fbcab571d2942d02881a4228c7ee045fef5c08e5d2b86edce5d83a8d59b45d2dc2bb48f4ddb84f01e61c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}