{
  "manageEntity": {
    "action": "Repost",
    "entityId": "408958817",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3ecddf3b4af64e999120e572bdc5c898779b9bac551269282ef80e71674825f6",
    "signature": "0xbac9e735777f010b53a47c95ba6fd199d2675a13cd7c1cb286aa4e690121246b3ff0d2fe1fef764d0a18de7251e93de858de0bb3a83ca826bfab7908698a91201c",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}