{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428438",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xef52ed76fa8d8fb1e32ceeb2360f68fafcd5da5f9f03bb802266db2d0b20964c",
    "signature": "0x6f1ae359d356b80b6dd692b1a90ef98d6cd3882ba4d04c46ece2237977e712f932ff725ff651af153da7e8da72a54dc4fd9747a4cb1edd08eaffc755932501331b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}