{
  "manageEntity": {
    "action": "Repost",
    "entityId": "649830",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x34ae6047116351c12eb08aa8041f39989330dc2e7bb64c4f8d1deaf48fd506be",
    "signature": "0x88bb4d3b8f64212b2cf08e2d9c27d936eede3c7414736291d74716200469314304cced436eb4963829943a6d109046120cc0d20934f9599c25de580bc0b6aab01b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}