{
  "manageEntity": {
    "action": "Repost",
    "entityId": "504962733",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3a747281704fbdab97fd397a4388cd0dcc232a96b8be376eb012e492ed918df7",
    "signature": "0xd1af0b517b067b8f4a21eb08d1d7ab935dc46e4ce32645a991dc2579d7dbac441b04542b9d80c6e068148c2356a31f4b6c7124505d8ca66a244773e7761017091b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}