{
  "manageEntity": {
    "action": "Repost",
    "entityId": "657480392",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9f1f210116d74d93235c02fda9abf18f2fdf1253f3eac554b07994b87ea8b92a",
    "signature": "0x32a133238048df45b910a5a144ce23b5f9f4ef192ee656c2cd941f86dcc9723670f6a89875d0de804cc6798db4cae29c5b9067a2dbea5b5e2725d0c3e6fd5f061b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}