{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1289671627",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x04c9073a5d593526b5942e35671f189a8c06c587d65e90b4d75141eb28bceda8",
    "signature": "0x5ce663cd81fff5f5182b6bf325e02c7ea1b72bfae78b234a8ed92cdd87333da565d46dc0613ee37a82932e24fb820748f041ad87c609ab87fbcc4dfb5c7a40bf1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}