{
  "manageEntity": {
    "action": "Repost",
    "entityId": "445258664",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8a93df9e03b9b74976391e950d2c2778a76fc00496103c308629f5685d399faa",
    "signature": "0xaef456c7f9b32be0f733e9cd20cc05a678e8fe2ae111408213ecb52ee12651ec6db9978d8823cadfa4f5621edea5b33027638c8ba6bbe67352b7b873246447a31b",
    "signer": "0xd708949D0521A856Ca6eB44B4112bAEE59741ADD",
    "userId": "490478463"
  }
}