{
  "manageEntity": {
    "action": "Repost",
    "entityId": "574956612",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7d010f3d232e2d4e5e09a13913c35eeec56101d7925c518c2064bb31ecf02fce",
    "signature": "0xfcfa4ff6de9b953776264c35c824eefac2cb1b8d14035c8b861e2dc3d92085a051438a69af242c89223b2cf868a6c7d8bf3e7947cf7a4e756cd1d3aa37e236fc1b",
    "signer": "0x036B1ee0d2003ae5B5E252d58647d13f0e588EEB",
    "userId": "161353174"
  }
}