{
  "manageEntity": {
    "action": "Repost",
    "entityId": "512261443",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xaadc552d9cd2c8f78ba0708e39db0684b3fed1757639956445c18f9f2e997278",
    "signature": "0x77c895d0c8faf4e374ff575aed6635a966c1ea009075d94b46f452e0c145e09c4a2fa6c4886da944ef1a8c2edc3dcfba582db015b3ed6b9220ed14435ba579421b",
    "signer": "0xb1B522e4c290853bC2ABb1D802d311A7EB1e696B",
    "userId": "94334210"
  }
}