{
  "manageEntity": {
    "action": "Repost",
    "entityId": "607626484",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2718c5b5e1c8bf0daea1ac97728dffbda5123300afc289f242e52b276f26618d",
    "signature": "0xd823d4823cab0549c1f226afcda61606372fac415f2a94727a0c73149cfcf49b59b2828086abe12d700e590dc05bf3d52a41e782c9befc144eade30a236e6b381c",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}