{
  "manageEntity": {
    "action": "Repost",
    "entityId": "419067087",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9aa2763a406de511ddf376ca62b07d5067dee38517c1bed088a022bedf099013",
    "signature": "0x8241f002b7dc0f1245ca10e76499d1b9b2e2954571f4d6d9df2a691f660198d53e87d5180eaf7474d2d00a080a6a55b46c0b648e5cc6744715c15e9fd8e93e431b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}