{
  "manageEntity": {
    "action": "Repost",
    "entityId": "478857361",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2c9405ae627563c82b45e98db1ce7957ca823726fcb8fbb750b79decdb7d7800",
    "signature": "0x2fcf942139eeb3fb918f11f099989e3849c139a361793c7e36c8fc5e6ee2f5ca43c1e506c9a4a5e6eafff29d5504c6265dc391a37ce15f770377714e3262c9e21c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}