{
  "manageEntity": {
    "action": "Repost",
    "entityId": "856487872",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x346fd43eebfacf6031fbde0da1ce287ee4050cfe11af6cbe5210ec4c0344847b",
    "signature": "0x11e67cc3f9e536da153ef038f66e12d77e15ddf0d2cc164d8ebc304232d92a7812f74b52cec94b39912b60cab79aa38e071d2a6752d29164fa44e892c7c7ebe11c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}