{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1428416866",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x65200b9527b272d48675c11fa696dbf8852cd959bb00b1bd964bc33bb7ee7ba4",
    "signature": "0x40406d9bbcca2ffedc27bda44e77cdaffa2e9880a44468bf454dd117c3833f790e3d4445cf477b58514db8b35d2da063fc023210147f5329f257f767d5d040c71c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}