{
  "manageEntity": {
    "action": "Repost",
    "entityId": "576884210",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xab6796f7497263802d9d942b670e75004d54e7d0c5da300a7e7a5bae1010c70f",
    "signature": "0xcc92797d005c96b5594e5f6ea831279a3abce661682713c1b768ff4dffea68746c23ad2a38f12e57d607dd6825627ed9b4cb4a1a20eb9feea35ad29afe13fb7e1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}