{
  "manageEntity": {
    "action": "Create",
    "entityId": "696929328",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"💯🔥\",\"entity_id\":448657563,\"track_timestamp_s\":113}}",
    "nonce": "0x533119b987d063f250a3a679fc396f596e1dbab1c2bd13fb1f045720e5c98ce2",
    "signature": "0xbf3c3a3543836c10e99ff2b1e727f44a7ea054ec055a3cb63908774feaaed6a475fb23cb299a4da4da57f08a4ff5c8d25e16967f5b3f8fafef3582c06079b1851c",
    "signer": "0x01168e22BaB7Ca0745af813D74e9399E5006511C",
    "userId": "835149340"
  }
}