{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544309",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1d45b141ef1321958f066f3d169aa8746f7f97a39e10bbef929a7920246aafd2",
    "signature": "0xd312fe335b490ece4c0a63aa953fcb3f11540e2f5d10f3bb0475f46e03511e5c2465f87b352c97bef5bdadb41b4a250e54ad9768e165b90205196eaaf5725a5c1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}