{
  "manageEntity": {
    "action": "Repost",
    "entityId": "550640",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcbf19887be701e9d4128c836d82f5f9edf0f564eee4c1499a72d735c93d53f87",
    "signature": "0x7969faf2b590da5f104585595036ae1c66d73b782ee220b442b753cc080446943a44ec509a53165b5df2a037eab4feec5e891675f184e257c9746ae9952a93861c",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}