{
  "manageEntity": {
    "action": "Repost",
    "entityId": "407187",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x86507087918cc21589048a5f9f8fda09f4b3d407655c5e0d5c4ff4fc40a7cf09",
    "signature": "0xe5fca9cfb3efa14a5623bc1be58a0247535292d60d7409235f823f3ce146bb6976af45eeee6a9ad257b94e77d4b60e534a93792c82236e202a9f2333369998d71c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}