{
  "manageEntity": {
    "action": "Repost",
    "entityId": "745757118",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc553496d36c35c23a59ac7a407827c79763ba558eb4a0aa277ade7c938839b8b",
    "signature": "0x3770e95bca7120ddd44225860439d51931d47e3167a5d5e8fc71db828ca4153d1a0c1b81bb05f2c9407c0a1c75e0c551969e8aa539e0f92d5688062b319f6f811c",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}