{
  "manageEntity": {
    "action": "Create",
    "entityId": "1487016633",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"@andresc Yess bro!! :)\",\"entity_id\":1913599604,\"mentions\":[310796],\"parent_id\":1062531535,\"parent_comment_id\":1062531535,\"track_timestamp_s\":0}}",
    "nonce": "0x2e1e994da050c22bd7a628b7b9bfcd7a1125c5bc0cebffa7513f2c404544224d",
    "signature": "0xe104e5c98c397b62f7f999a917d265beef1ca340d5e8d2613c59995a0da5d80e726b0eb568aab5a4e9c69bec70ce7cb449e23c23ca8e3df0ee20e722fda0a05b1c",
    "signer": "0x9eC0D65bE243B523Eab5490166b6C51c58309FC3",
    "userId": "621139412"
  }
}