{
  "manageEntity": {
    "action": "Repost",
    "entityId": "399229330",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x34a9499da0148fd70d62407f2e1226dfe7fb55f97e4a36b2b87d8824eaa2e2fe",
    "signature": "0xae99f2843f9c26b5686d5088c5cedb9e10afcb96725a17ba5504c875a460b1105e8650c235b60dfd9a2be67c3177ee9f58fa9bc353d8b499ee9be8c5382341b01b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}