{
  "manageEntity": {
    "action": "Repost",
    "entityId": "446509418",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x37d12563e70c3eb5938f5941c3761e82844a9a78e3cc68af51ddaf8ddf73b442",
    "signature": "0xeeda2b4d7430dcb7b7741faf7653955c9864d5b4e04d294c8415f9afd8c9279d141893f3eccfbc9b42f86278f0ff7ef4138078b3c7c244c22a168fb720120dc81b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}