{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1406785591",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe490f84668ccfee076cf1ff22f2feb6de30ee745cf1dd6bbc15e087365ad884a",
    "signature": "0x01bf2ba89738a22115099dd7e7b6115d455b2d90fdbb785442115b8a95ba4d5f5e33835bfd9fb4f714dc7206ba38a9f4b078274c513a13d8d8b534e3d3d2866c1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}