{
  "manageEntity": {
    "action": "Repost",
    "entityId": "578651",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x14d5c050007add516191a282067ea6519c40cd1e0e144581de62817aa0aba76b",
    "signature": "0x4cc7e369de8c37b50eb304c870593f23c018c0cd953d9584cd8b0d49b856c5134064d200d25beb36a19b21733cb7ad8cda24b9aaf617209e45a1d9f2f39011b41c",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}