{
  "manageEntity": {
    "action": "Repost",
    "entityId": "750453",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x802a11512d3ed66d7f79e845c950535c77aaa968330f99bd3c738190fe73640a",
    "signature": "0x8c83c1a9248f105586eda78075fe5ccea9334c05cf1af3f803af5792d103023c06d33d0cdb8419e47a51fdfbbaeff2802c05f4dd1be102fd099e644c9d1a32191b",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}