{
  "manageEntity": {
    "action": "Repost",
    "entityId": "721609717",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1264ceb1f150e9a40dfb95a7e3634dd1796ca86edb70c5a6eeb176c433f4fdc9",
    "signature": "0x0817bc8f7659af651031bab4722734b3b6d6bea6ac45b91c023b839b80e3636043a4445b7cf009bd69fa0578fa9ed2557eab5eccfcce8e87e75bd4f70f76b6891b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}