{
  "manageEntity": {
    "action": "Repost",
    "entityId": "875000355",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x62130844652350b1ae23aa2a05725dc5e3b610d140e375fecbccc73c05dba005",
    "signature": "0x4611c8220fd5c4025d2e66224b3e7fe35c8fb636e400a94c1859620d9d26f7a002ed1ca8b7b6313a4d5dec5e262ff4aa01e71226f0c8c1c181d7a659edbb16a31b",
    "signer": "0xd648B38B61b65e4F8df57D4EE65560D8DaacFDb2",
    "userId": "277314120"
  }
}