{
  "manageEntity": {
    "action": "Repost",
    "entityId": "519861",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbb28dcb67b2084f0a98507b3c4adc22c3e1620edf433b9c2951ff1cb6fb4d3b8",
    "signature": "0x7e739da26fc5f089556123b823983ca2243bf78ca11052b2f86297a5a4bfcd0d419a85716a4f6398e26a75e23b5ce506abad236c65d3f4014dd65737643349931b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}