{
"manageEntity": {
"action": "Create",
"entityId": "679042041",
"entityType": "Comment",
"metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"kewl intro, i really dig the vibes of this track, love me some oo la la vocals\",\"entity_id\":561357702,\"track_timestamp_s\":132}}",
"nonce": "0x2b2f8843a6f266b097fb6183d442cb3b694dbe87197c87eb492d73c1577812a9",
"signature": "0x422e05e60f065469105609ae3b9eeb48c37e261fcbcc43abea173ba93ef1a0fe1ddbe1858fdb1c126fb7f3c63190d8eb02481514fd939fd7f5c718738f1dba831b",
"signer": "0x1fc5D9D4B88B8D8c7d91F317c38d82Acac11B6E6",
"userId": "38437"
}
}