{
  "manageEntity": {
    "action": "Repost",
    "entityId": "604275",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa02a6443a9e7072bd7699ed4facfc415d65f52e84e3c425cac8ee729cf71f17e",
    "signature": "0x5bcd260f7e8a4dd2e5626a948f4f85b7883e5cc64b7c158da2e753d453a70e425a1c07601e6a913a1768d55aa129c3d6de8318c30ea67140b3282abcb4bc43a01b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}