{
  "manageEntity": {
    "action": "Repost",
    "entityId": "534909",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfd663ab6a81293121b62cca72e70110cc8121be073acf10e2d5e3ef904af51f0",
    "signature": "0xa13e8adebb072b033214040593724e70b940a0ed41316cbbfa8b578c96e1e253297f1543d15e07299fb7482162e836702cff60bf73729918843c77762ff436691c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}