{
  "manageEntity": {
    "action": "Repost",
    "entityId": "258291440",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x33a3a8c8093cd932c406534a4ab13f15503ce5dbcb39af55a9d0bcddf9128a3e",
    "signature": "0x1db270ad06a4ad9dd2a8fc98040afc27cfdde4c7f8766d032e927bdc36aaceb94f0e6ef3eec2d11960f968ed40e4ae8dc31cfd1aeb5bb4efee62e2d3750fd3c21b",
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    "userId": "77551267"
  }
}