{
  "manageEntity": {
    "action": "Repost",
    "entityId": "451855",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd745b359da5edb84b9a1cd80966b8e796d44757b201ab5070212f3df3fb3fde0",
    "signature": "0x72c108b1339e17a3bad4a8cb78b7eaaeecb521f987bb3e84f71ead46f6a3f83578314cccc78037bfa6c5ce4e9ee2fb80a0eec5c3636f2a687b6b4718671483201c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}