{
  "manageEntity": {
    "action": "Repost",
    "entityId": "2141219813",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8bc8f7f14d232550eac074ec10102fd9e012453c762d54ef71bd5f2a003a0afc",
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    "signer": "0xdB791822A11f5aDc830669bdADa8121a4558D7A3",
    "userId": "347139808"
  }
}