{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1491903061",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x300a28d902004f0fed36f8108c0d10d43dffd9e18e88b59a88ff3998e9ef37df",
    "signature": "0x3d6c9ca5fa636990e564fb0f2b21793f89490f3edf138fa34375ff9047063be714cf86fcd2d6d61a7646e98c4d3df6981512abc1856b32ede1b237a8aec85d8a1b",
    "signer": "0xBe0B2B2beC4B0A46ff11169512DF7f66E775c0B3",
    "userId": "196632465"
  }
}