{
  "manageEntity": {
    "action": "Repost",
    "entityId": "319038",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb015368b5a31e6b68a54ffa24fefdb0bd636e4eccb231da73e9ac50e17199fb1",
    "signature": "0xd561edcec278121dd63af79e75834cedc6428e1b6a628ade5031cd0d4bd47ee33b791788f7734c137efa896b009ed8f32c2acabca109ac8d1b695722aa27c8c51c",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}