{
  "manageEntity": {
    "action": "Repost",
    "entityId": "553080594",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe09d4b1301c1bf2aa6d8a6bd90b6294f067d21e019636de0be2d3fc9927762c3",
    "signature": "0xed8545f92bdc3460050bdc49ccfe196528fd5c4f1ee024db64e98f1655bc9d936eb45b6ec7498e01bcfb7c05861afc38747586a90f7c30cba7932dcb0c7fc0ca1b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}