{
  "manageEntity": {
    "action": "Repost",
    "entityId": "444395723",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xefa3a77b04f8ffa4d8d02c41c017f20faa3121746b57792df5eda19698bc7c74",
    "signature": "0x2c49653b0f498a4dc5fe9cf1ae9d6e39edd7fff39be015f815fae547ff53d5c70caefaa83afa704d308c56c205d54c78085bf4349e630b634d417e082942f4101b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}