{
  "manageEntity": {
    "action": "Repost",
    "entityId": "406144",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd4cf682aace2c4da355a81e502967c7007e5418b4354f1395ed218779a169118",
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    "signer": "0x102a924C1c076Dcb5816d20E32Dcb6F00e75F2C9",
    "userId": "485987672"
  }
}