{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1503802645",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x68e181ba0d4234d2f0d370fe4cfd4655122fd628b4c56c92f55427834d1b0c51",
    "signature": "0x3925f5b727778642052f88b83681e7dd02515a213098c72169b3127005cd2208652dea16a43ee7c956ba1b92c9208ed27e7a96171420a2c4d152321e647f3a9b1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}