{
  "manageEntity": {
    "action": "Repost",
    "entityId": "219201887",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x906c72cb3b866f65df7694da0c962344a29daa83355a0355a92eeb85166f34c1",
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    "signer": "0x38C35E6d98e3a8e47c96Cc5d8e8DC05C8797Ce75",
    "userId": "266305231"
  }
}