{
  "manageEntity": {
    "action": "Repost",
    "entityId": "603074",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4f601b4410ea3d628941c468778db854b1d49e145c1e900e36727f91a3805c97",
    "signature": "0x129235117dd63a3288016400cd2633f00af7d5bae941e73669bfbd10803cfb1f2697ddb6981fa001eaec5e4deaaaa6217630076b64c955a0f760b3c5f39e58021c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}