{
  "manageEntity": {
    "action": "Repost",
    "entityId": "642475355",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2e17d0c6e2b7ba96ca7a7de8540043a0dfc17e2d43bde3f1038eb24f3ce37b02",
    "signature": "0xf9883d044071bbe61a8d59d45d967b027546159cd006be4228d3ea2bee170f6d3dcecdbc76ba7fc1ae1b0fac56702ad802136e2bcbe5186424f718046a32c6461c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}