{
  "manageEntity": {
    "action": "Repost",
    "entityId": "613188396",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdeca51c04b8633cbaf8ead3f3b11ed3a10faf399b6a7d5971c5638f627fbbe5c",
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    "signer": "0xC9e4fe89311517E71e968f6DE26A6c075A639F41",
    "userId": "964899801"
  }
}