{
  "manageEntity": {
    "action": "Repost",
    "entityId": "449814681",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe25f9248317b419cacfee92bd99b00a4c2e2dc4344285fb2198449661a43a763",
    "signature": "0xdfe8699714f3af180f02c45f1e711e104089186dfd7d7ee00185c0e1b8be90f747a82e3ac83d886d952be70539ad45c74e1ab5bdf124e4f362fd9c08659d54d71c",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}