{
  "manageEntity": {
    "action": "Repost",
    "entityId": "517489",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9eb93c833d56c185b16301cd4f96e77d44293ae32bf2ba28876cbff066461305",
    "signature": "0x2463dd0a1e18cdaa4393aa78819ec3aaf20751a9e7e9ce5082e6625b4165e6437ea5ea5b0e1d00106843514977542fea7bfdd59937698a42798169e36e2d1c441c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}