{
  "manageEntity": {
    "action": "Repost",
    "entityId": "668739",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2f70bbf86980b554902c118619703cbf0552bed6013b6f0eefca3ee6d1ec2ca3",
    "signature": "0x3cb8b4e9938459bf6a01a499de2ffd50f1fa0859b8d19e9e344f1f732b6470742bfbc7e6b670c1c74def800c3a5cfc9cc55ccb1902d3a565faad197e4a506fdb1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}