{
  "manageEntity": {
    "action": "Repost",
    "entityId": "754764039",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb9ff48aac730443ddbf104f57941a5d19e579ea645eaa0360ddcb18a8e2d068f",
    "signature": "0xff731f32a71ab4336829c8e5a94cbda33625c6cc9dd76d67643aa9d75075bde01f6d8d6be064b478b9ec00fe27a5d21cb28f7a72cfe39cdff9dd6ab6c12764091c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}