{
  "manageEntity": {
    "action": "Repost",
    "entityId": "509850606",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3e99eac08a8a8864cf14ce08878b2b700d9b090ed03527eb61f2508e34d68463",
    "signature": "0x5ef837f71d3cf7f3057b7a0e8dba75220229771876c24ff970e320e91e3463391807a91dcf5cc2b6544057b599080d7fe2576e34a44ced6d3430c8cd013771e01c",
    "signer": "0x849938DF063059EbF6d907f55E72C083347C9343",
    "userId": "796529120"
  }
}