{
  "manageEntity": {
    "action": "Repost",
    "entityId": "537458962",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd62aad83103ca4a3744623dd6afabf9f475c46b83ea46fd34d2cda19ca3dc0bf",
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    "signer": "0x0Cb8508DC22f3eC228338F94fB8B4063F7418EDF",
    "userId": "496554695"
  }
}