{
  "manageEntity": {
    "action": "Create",
    "entityId": "1412053125",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"this is wicked bro 🔥\",\"entity_id\":708861330,\"track_timestamp_s\":35}}",
    "nonce": "0x2efef91ea85f14502e7d34ef3bd535fe596c28e7af5e65d10e3e5de08b748977",
    "signature": "0x6bab70c39d4c825c0686ded8efb34592747f0b0eb4f208ff9768ef1c4eb7e0fe1f27e6beddfc273fb2ff9a780eea4f6bad88d29a565101c49e7493125e66a9271b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}