{
  "manageEntity": {
    "action": "Repost",
    "entityId": "303013976",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5576ae345d77835a119e6de7a242e48986354670e3b681d564b895d558b2e937",
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    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}