{
  "manageEntity": {
    "action": "Repost",
    "entityId": "352853017",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x29d19652dac5f437eec52d28cf8b198e2be46f1e61ad4b21ab8efe08b9cb52bc",
    "signature": "0x5f9315202a808bec893f793946c3c9b7bf844b9239afe09635e02f90fe6d9a035b075f0c98a08c804104d25b2ed6d57d12d2107f899bc4e6895bbb0bd9dbf08e1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}