{
  "manageEntity": {
    "action": "Repost",
    "entityId": "464597286",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x31a3a85b970e0118c2e3e7e561b23f3f1113a7dd3c0e40a64b8a326d46064f5f",
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    "signer": "0x5D012C880480A2E1ab4345f6F374CFf73e040331",
    "userId": "10449019"
  }
}