{
  "manageEntity": {
    "action": "Repost",
    "entityId": "763959",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x650f6eadb751c2daf23177df0f32b0e314813afe378aff435dabee287d2439fe",
    "signature": "0xb8001da272c2f946a54bb72cef4b2f0e57479646d0c36145ad74d4ff87eda5e1191e6ccc8d746dc3a9338a48a90383bdef069efc63264197a793d38493e2d68c1b",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}