{
  "manageEntity": {
    "action": "Repost",
    "entityId": "637572",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x971117ab1ce79e2ecef303b996a98b6ee5400f61cc861f4b1f2ddb90e1199c43",
    "signature": "0x5b32be5d504131b73a30c82876367560e4b818b74bd2bd4944e460437e699ad250aa9f8e08a83533990a745d2f745467e0f1d383be680d528eb94bf26e8337251b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}