{
  "manageEntity": {
    "action": "Repost",
    "entityId": "620506284",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3ba30fa7d2ebe95ee1efde7d9144391e2767c233c5942e66cd573c67d2810992",
    "signature": "0x7c5c10267e32148422d95b49e8b7415d70611e091f4e7e060a8d9c390cda19f05d02a4298df029e5a1fac568a3cc4d235f00f01f3b617ee846a8b44f68b71d491c",
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    "userId": "887547386"
  }
}