{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1750577938",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4a5fc990ad9a49f265827ecd62450cc99bd95b36615c3b4125eaf33a1c8fd220",
    "signature": "0x163c920ad653dcccdf1120ccffd7b26f2b7d016b7ef763547fcf4caf95110f23693e12e70b6552455e7299ccfbccb93de48db89ad0aaa159d1dd8760e1d348a21b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}