{
  "manageEntity": {
    "action": "Repost",
    "entityId": "357991809",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa2c0dd761a653e369b244a72083310d74d44375cd07580f347fa85b7413829ca",
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    "signer": "0xf63b89A0Bbc03C7ec59aC257C7082A056082cDB8",
    "userId": "558452493"
  }
}