{
  "manageEntity": {
    "action": "Repost",
    "entityId": "517478797",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa3f6b21efed4c0dbb2c941c8193d3b0613a70eba954efead20420d1aa8183cc0",
    "signature": "0xa3ca4f1b8570bd6d7e97a880cca953ccecbc7aec74cefd85bcc1a6ead0a801f158e07d6b9118855c09ff463e91caeefc704ff56b0e91d70efe732a396bbbd0de1b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}