{
  "manageEntity": {
    "action": "Repost",
    "entityId": "412592821",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4e990fd4416ab7963e19ad0a32d1f63229ea46e9f489125e72f143a85bd0de58",
    "signature": "0x261ceee78b0f0832b3fa8ff37284796c8e1d9d3e4f1d03ee4ff5fe2d79e2a76460aec8a499ee1309e839457c72f7a55091c9271c97689b9a71ae7c78df4356ab1c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}