{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1619398864",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb34b8464f88bd136b39c0300184e5a8c0f88d257c2146c6c36fa6a8a74def04f",
    "signature": "0xf0192728eb884e79ff38b0aed85ffe4ee9811cbd6f0471c5599d2b56e7fce3207c41ca6646e0fde5525d06b98e89dd2c45f247d5d7330058c1f2afa2ec4034ba1c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}