{
  "manageEntity": {
    "action": "Repost",
    "entityId": "854768",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5353f5602cc3393685206bab84d470f1b4127217a1b53b041b08d5df759b20a7",
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    "signer": "0xa8E11aa224d2579f5cbdb912866bCE84Eb10f9dD",
    "userId": "951616224"
  }
}