{
  "manageEntity": {
    "action": "Repost",
    "entityId": "517808",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x092800702d81aa7c88ae52634b19ecde3a0657935b49aecbade9cae276e1e0ff",
    "signature": "0xf8bbdc9d6fe7e52cc56b68ed395ca0a419a5981a654ed969d0cc5b3f88646db20c6b901ada3828dce7584c1131273afe4d063ac18d5703b78ff775af608740ce1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}