{
  "manageEntity": {
    "action": "Repost",
    "entityId": "564540425",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x173ce3985e1a6d37a1ba260b311974c6147b0bd1dbddd9a84d6ff043aa2517c6",
    "signature": "0x15f0d1144cb6f3123ad521a2aea459f24feb7888dd892dcb9bdc41267703a38e513678b90c1e92b3793d3ec9eb9084de999c5fdfb722db9db15e71be5b665b081b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}