{
  "manageEntity": {
    "action": "Repost",
    "entityId": "623339",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1c6837ea01dd8c9f7e95ec98214888586190b077be0294e03353ad1bd5a7efe4",
    "signature": "0x66eb4e3877d7b8e0fdbc063976c3f43003a61463b7711305dc202c634fd497ac659d8b12c7e9ec259402a4ecaf40b50fbcd548261788683390bf55b4f599fa171c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}