{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1000577",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x708ac40e22064a4b9d10bf3cd7efcfdee2d9e5abea32cc1193cdf2faf3e75743",
    "signature": "0xa195476987cb548813e2f846a939b954dfd6a6d0e243fb73b766095981a93f037cb191706529a8c5943c019f16d95a0d63d38e758757149600848423c78e05121b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}