{
  "manageEntity": {
    "action": "Create",
    "entityId": "447689895",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"@Audius 🌬️💨🌪️😍\",\"entity_id\":1488271488,\"mentions\":[51],\"parent_id\":1029805112,\"parent_comment_id\":1029805112}}",
    "nonce": "0xef48039bc7301c49589e97e0b4c02801116db1d55884970f86ea09c15f8aed90",
    "signature": "0x769f2190f174cfaf3aaec3e11adec8c14dcf214e53cde239b577176b3c23521d3c36b507a6a0f2377d395936520ea38a4f0c3ff85883fa4aa0fd667755cdad1c1c",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}