{
  "manageEntity": {
    "action": "Repost",
    "entityId": "51178",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa0c3fe421cea575ceed6576463c4b2d5a3162af044ce46c20b91547eb41986f3",
    "signature": "0xe519a1dd325d59c145e2d5f0b72042f8f22fcf0e0d9b2b6afbb76fcd51d21b632a7a600637b02f1d2fae9513bbeb2a2071a29510e0df7ebb185d4d031c7639a11b",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}