{
  "manageEntity": {
    "action": "Repost",
    "entityId": "489426537",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3fe0e988fb1912e44c62b4176759fd0a0b79a80f54cf48f530b533ed3c3b03bf",
    "signature": "0x2043623f91b788a11b3491365c0aec9d31ca2968467a3b3456fb1dea79226a8c1367c6b19460d39e2956f80738a0049a3de745622bdfdb842fa44dbb95b4c0ea1c",
    "signer": "0x7425EdbFdF528603A88c658f4cf8B1396a8a77F5",
    "userId": "406225571"
  }
}