{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1663121615",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd3d13fa1353c434f150753963fa31bb95e54fb74cfb623ddf7e95d3dffc58971",
    "signature": "0x21bb36f80eb08b9a33054da1b2353fe6a1a19c90336ce5ce34d6ef1066012d40794537efa9c5c00c3950ab2d688f321c4b333627e0ef5b870f4489f50512d1451c",
    "signer": "0x7425EdbFdF528603A88c658f4cf8B1396a8a77F5",
    "userId": "406225571"
  }
}