{
  "manageEntity": {
    "action": "Create",
    "entityId": "349218800",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"Sick beat dude. \",\"entity_id\":2034726555}}",
    "nonce": "0x7c70871ec8fd0797e0569cc67f4f9d0dfe670f087865c3826061e2864f374aa3",
    "signature": "0x46f5816268b7608b4dc4fd94044e2add01c9566118174758777cfea418c81c1e25884d48c6fb590ae4cd0eb514c6f4eb5c42b7d5f0a989616064dda641d396ca1c",
    "signer": "0x1d40C5a13E7f58b0e4d0aB535b167f8e77FC814d",
    "userId": "203043806"
  }
}