{
  "manageEntity": {
    "action": "Repost",
    "entityId": "405523",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x57d0f2c5bc92fea11930305cd5662efcfc688990b42064d6dc7375f623b3371b",
    "signature": "0x90c054f81603186376f2d538a3c1fcdc533cf85933d7302a3cbf5170abbb095938a625ba69ff6399a224cba53d40504bf76320ce3782af98e2bb9a417e4e438f1b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}