{
  "manageEntity": {
    "action": "Repost",
    "entityId": "689826503",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9bf374b1a96a0faaee2c3602a9498f9d62d9afa25d4c01dab1e7fd8d84cb3511",
    "signature": "0xd918e97ffec216ee77ec1fffb5cd5cf85975083d4ee7e4b092e1360afa65d93051a1f5f597f9f75c3dfd6c88f733fa07fb4c8d569e472a05938b42d4efe214081b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}