{
  "manageEntity": {
    "action": "Repost",
    "entityId": "648042064",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x116a222a3394ea1261cc7e2d4fb04a4110b09123b428cb2a0d3362b48db017c9",
    "signature": "0xa21614d45e3a0dd689b46e796dd7a03919a9e0d2005c6449edecd725c212cf82235496ee559ceac2ca33776a7191966eeef5a298f326b699c3e38feff9adc0081c",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}