{
  "manageEntity": {
    "action": "Repost",
    "entityId": "638837122",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x08641e7f3fb406b1c70b0062abb8411a048d6106bb88637f450e1b32da13cb04",
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    "signer": "0xdB791822A11f5aDc830669bdADa8121a4558D7A3",
    "userId": "347139808"
  }
}