{
  "manageEntity": {
    "action": "Repost",
    "entityId": "541611",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa8a483abcb42699782eb5c1e93dc9f391be83bbaf1748e29a7afc3b396ed37ae",
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    "signer": "0xab28764Bd1224556ebA1d8Bc48d3f1F5D2e4E1dD",
    "userId": "281054123"
  }
}