{
  "manageEntity": {
    "action": "Repost",
    "entityId": "496689",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3dd4a75a34bbf6a5449e31f92c57119c5e950ea4390b223e5f63ecadb42eaad5",
    "signature": "0xa392b9f3170237361f1a1db2ce5e67a417e448ce9a2a3a4a55221e165f97da6a3e017db1a654c306daaa75245359f8058457b6627b7bf9e35b838e46dc4ee82b1b",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}