{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1553387856",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x84b6cb074a32ffc70a3d08ee26982350eb161d26a81c11b045c9f1caf9815ee1",
    "signature": "0xa2d1bc90edbcab4898cd8e0fadcdfc278afafdda6d9bc342fbd26d8115361035687aeb9495bf92c5588228e35bd9a5dff07435bc2e84c7b0f08101f2456c1f3e1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}