{
  "manageEntity": {
    "action": "Repost",
    "entityId": "476830144",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2ef36a5ee6be54c3ace99ddea43964e78084196553132707544b233c4340667e",
    "signature": "0x4c2f5e94bf9c3e20edae0c05daf28596a62dbb147ab0c957f8e2d1beb96955d074a450b45a5b31b0745f64b3e47a7f2f6def4200a29c086effea9c4286b0fb6c1b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}