{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1239156313",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x53dba5ceb48789d24830dd993ca7cb1dd21de061ad31ffae489688b7a7aca86b",
    "signature": "0xf4a9e28266d9f015fd7cf942fdfc2e474c091ef4937a72c9563a920358ff1c320d2cfd423ea075881041adfce6e99529799622dffbe75fe33cfce2da07f48cbc1c",
    "signer": "0x4dafC3e774A1033C5604372f17ccBDcE545f478D",
    "userId": "889450527"
  }
}