{
  "manageEntity": {
    "action": "Repost",
    "entityId": "121890440",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x79ec2235d422f992f023db8dcf24f36ffd1228fae002c4803aa2cffa7c15bd47",
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    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}