{
  "manageEntity": {
    "action": "Repost",
    "entityId": "767165366",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x553942a5848a864812fd93f63e9581983ed967e4bc06450525af5be65e6f803c",
    "signature": "0xb779c50c69b98afc8efd3209704d9b9152b1272455f25e6e973e7e5f84e9858017eaaca4296e38930eb32fbd7f0c2a701914642e86689baeb232e954b608e4e81b",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}