{
  "manageEntity": {
    "action": "Repost",
    "entityId": "664016",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x54077a28d75c06b72f3335576ee9dc9bfb3b3529d7a13486071ec1aa6743a426",
    "signature": "0x3644dbae9602f78b4b7a4a4ae6232d88f5fd7ec7aba3c789be180048a56db39374e838bca3e7f30011a3038c35655bf36f5ff91a131507200891b32e75a461b61b",
    "signer": "0x4fdc03E53311BF6b1B8728dd0Ae0630bF74176f1",
    "userId": "162770660"
  }
}