{
  "manageEntity": {
    "action": "Repost",
    "entityId": "123421261",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdeafeb5cd1390c7b6d4f13a50a859ed2b12a7c9f47a68ce65eb669e89f1c2173",
    "signature": "0xaa8be840f2e288432b5c33dcf893c7147f4f802d4edc22c95bf3c231abac02e31589752ba1c41f83146f35d8ea52787cd250675585b661e4f5e3b94165f76ca81b",
    "signer": "0x65b2681094e762CAD2349e6C1e2FbC8d54b9c046",
    "userId": "11153747"
  }
}