{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1321950909",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbf6e4fd7675581bfe87a9ad3f2bc0f2c1ec88174ea26fcda26df1abbc5d951b5",
    "signature": "0xe3ae4b165bd1df79710d1ee21a0bee9abf7b635be2d106b29c1dec6e844715667731520a9389e2d79f4542fa9faeccf01fc853f2943b95efa30f46b69be1c0fe1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}