{
  "manageEntity": {
    "action": "Repost",
    "entityId": "473504298",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe49a2aec3542817514e9a55b09aee13fe95e3aff7b9c857474e3d71be93f23b3",
    "signature": "0x178bb85f4b37cf1e209ec287aca206c1ead4b9d49dfd57db41dd2a94328afaa448a2cd84d27b3e573a9ee96a4384b34e1d852d83f9a5a6dcc85d83fd02be1ab31c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}