{
  "manageEntity": {
    "action": "Repost",
    "entityId": "404516061",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5c88d57b8840b85f151ba4d85930b24918b0d2e728898c558db37d8ce90a1c5e",
    "signature": "0x6d7b3de42cf0d71774b85d3cee75f940735b05a9e9150a47b61808b1a6a36cad3b343f61d69526b23cd124e8dae1ed4b59c380e70195fc7bd9630549b36ce4381b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}