{
  "manageEntity": {
    "action": "Repost",
    "entityId": "320822",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb8a1db7122bad2ab88f2c6d67309a3d6e7ba40378712e17f7fd53e26ec22d48f",
    "signature": "0x04d57e21a06f85213b5d03780207c1ae88d69c77539237fd6292103d850a932b059a5b5b32e550c9bd6334c245395c99ed03babcc870f995bd3c6db22112f9781c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}