{
  "manageEntity": {
    "action": "Repost",
    "entityId": "688735142",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x499fc6b37070292aeeceaee5eee9bf910913b2591fed6f0f0bf511ea519e7509",
    "signature": "0xf733338a8a80f5554e7e9faab02f28064f45d97eea7f8688f30ef24726dba76b148946e0931426406a678f1007da66a8005266841590f65c0eedc9456395a66c1c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}