{
  "manageEntity": {
    "action": "Repost",
    "entityId": "663221372",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdfacf88bd752af8fab7f678e39aac0a25e32ab044868728138b399cf3e3467c4",
    "signature": "0xeb9c1c0424a6f8cd5ef079cbbd2d44290056a5688c7493f415b76ed5c1e023d01ddd7e67fd78754e00b84c47e811473d78b55bf7253f5f0fa2c20b1f241b49c11b",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}