{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1689537966",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xefb04e92c18451223b9b2430a27eb35f1352674711646d5588063e71879bf0bf",
    "signature": "0xe75bbc7ffcae56bc1f7141f4afbc2a88bb023d634bcfe6933d19dc51177b002b453a22a99544ef95f7ac7f8be2605f3f53ab9bd9d08fe0afd4784004d103a5ba1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}