{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1531211455",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8512a49b1ad55c0566ac810507fb45c2999e8ad25a88baa01d2fe03aea09c100",
    "signature": "0x95dbdc28ca1ab1190aa396443c8eb5c91fd405bbcca1a64b990f36baeda6780e4c0efac0bf1f0b69027de60321e5fc80373d2b5105f90bc276580d21b3c02c871c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}