{
  "manageEntity": {
    "action": "Repost",
    "entityId": "578053711",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xed897d6eac1d588a646bd735ca7d572c077d9b86073beb683a26f5709c7300af",
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    "signer": "0x102a924C1c076Dcb5816d20E32Dcb6F00e75F2C9",
    "userId": "485987672"
  }
}