{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1900768940",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4735019eb053cbdbf4fb8178de2fff91e4bccbc2eca6f682e13102e79d035cbf",
    "signature": "0x5663ea7d42f478e9ceb7e2ae57e7a02fe23c4e2fc24abd4ea70b844a629230a91c2073227ff82166f89ad66b59f0ccafb4e52d4ba68e36e0f053a1b6a6f5cdbc1b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}