{
  "manageEntity": {
    "action": "Repost",
    "entityId": "518737221",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbe4bf142db81997838fe2f3752cdf96df8bfc537374ff3ea82c6cb42dbc14718",
    "signature": "0x8ff163eb40737d639718cf1c147b4c85fd0c2b881d6bca9ccb03a32f89c779b34a34662553dbe3746e20242833f84f91a79ae80d22b56d9c58455e374dc8f36c1b",
    "signer": "0xD9254B079e0e1571E56512C57188F2eec899054f",
    "userId": "854498636"
  }
}