{
  "manageEntity": {
    "action": "Repost",
    "entityId": "399062518",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb7447368256a56161e183c69ee3f287a59b67d6b098916322026cf066b5899c2",
    "signature": "0xdcf929ebf0445a211f864980e99699519d747ab2b98198ad3bce6cd4bd129d2c276f662b7ac9101352af5ee26fef8e511e419a01b3dded3d31d7d184181c24081b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}