{
  "manageEntity": {
    "action": "Repost",
    "entityId": "212499373",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x04063a6a74b1225e79d68ef7a448913f4791377ac01d27af48c8b4f19b68b9ed",
    "signature": "0x80492206af7fd33cda8b419d8e95bd50843399a38648b0bb268ae02c0a79cc1b09e80277f85e60281eb6bf3c675895206c74afedee1f6831b6fdf063fe842ddc1b",
    "signer": "0xf63b89A0Bbc03C7ec59aC257C7082A056082cDB8",
    "userId": "558452493"
  }
}