{
  "manageEntity": {
    "action": "Repost",
    "entityId": "12357",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcaf84d13fd97a2d3477ecf3175f04a02e5bc6480207fbd07e04db51088a689e1",
    "signature": "0xa2466d8b172c3b388c58863e6655b837572c51a6bbd83d167b8f8cf50b36f7d62b393ead4f4b52c6eb363aed2e30cb315f5c5c4197e792aaa8959b1a8ea68f221c",
    "signer": "0xD9254B079e0e1571E56512C57188F2eec899054f",
    "userId": "854498636"
  }
}