{
  "manageEntity": {
    "action": "Repost",
    "entityId": "321523029",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd5c40275e85133440ad8f25dd3f4259ab70d836a5ef05e534c6258338566802f",
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    "signer": "0x96F25BA81df0482778A947af84C03800CF5f5d64",
    "userId": "993166642"
  }
}