{
  "manageEntity": {
    "action": "Repost",
    "entityId": "163421",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcd07a98b48065fa32ac505161b88a345841e54d893a8064ec9e9461e7ce7b2c0",
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    "signer": "0xEeea4f65FD2D7EffBC68176EAbe8544B088Aed57",
    "userId": "584616263"
  }
}