{
  "manageEntity": {
    "action": "Repost",
    "entityId": "778921105",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xec74ab30fa9c223183beaa49d856e222784b7fdc68f13c634e856c329014e70b",
    "signature": "0x146bb44c77063c74518b8e33936234bb5409b66744f8b38f4e07fc679c5d381b70202fb9267aa203e27f2f229baa607779c6e10b0b776e2775ce5f2fe57b08e41c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}