{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1538521096",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf3fc0506366e2d5f908f15d398e18b6296e3173a88bb9eb03721c42ee52c6e1b",
    "signature": "0xc546185cd58131e560c29b0670e633f7efda7f5413f7108306f3c69eed024fa15b53379227adf6425e68db22ecaf8ec74c98f52412f45dadca3d53d16671c06c1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}