{
  "manageEntity": {
    "action": "Repost",
    "entityId": "2138301052",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3ece81b0f913beed14733b6bb4e4d4577ae66eaf3d11e777b2c7e24527dc2890",
    "signature": "0xf1a8c3013cb8c5c669048ad8955fb95d7220cb00a5a1ce8a27bbfcb6f69520da4614bbb4d9bff702bffb9e657fa47c567423aa97aced0749f37800d41436adf01c",
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    "userId": "881446128"
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}