{
  "manageEntity": {
    "action": "Repost",
    "entityId": "509868034",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xeee415148751dbd94163e28a59a7d0a3744589252def29e9c9daa371878f2777",
    "signature": "0xe8e136b3299aba019ff3c1af022bd3be8bbe1d42489b1035c08864dc413fd53b1e88c56adc04ded97cfca2f1374125d53702663f749d4885e3b886ad75bf8d961c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}