{
  "manageEntity": {
    "action": "Create",
    "entityId": "1586228446",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"Hi! I've been listening to your music on Audius and really enjoyed your sound. I help independent artists gain more exposure through radio promotion, playlist outreach, social media marketing, and music blog submissions. Let me know if you are interested in that\",\"entity_id\":1953328185}}",
    "nonce": "0xbe2999752bf0466971e6e6460ffb654640d92722c8aab07d635bfc9161067df7",
    "signature": "0xdbae4ba2633e4bc4336615cf9d5d975d9f4607e2efaa8b7fdb1232b26f8975477f9fbb5293059fc4aa53b7cd3eaa571981fbfd9f54d7efdba86f49da8e069a921c",
    "signer": "0xa5420DA901ef129EC010320089834b9e9ECC0aAE",
    "userId": "200244211"
  }
}