{
"manageEntity": {
"action": "Create",
"entityId": "531408283",
"entityType": "Track",
"metadata": "{\"cid\":\"\",\"data\":{\"cover_art_sizes\":\"baeaaaiqsedugtkzpusrtgp5yhzojt4ny652x3ar32attny7g4rprpn7ii7tao\",\"description\":\"Smart Meter Serenade\",\"duration\":231,\"genre\":\"Rock\",\"mood\":\"Empowering\",\"orig_file_cid\":\"baeaaaiqsedcjjicyndhqdpyfe3x5ydhfixivigexrk2uinh773ey2n3s7b44g\",\"orig_filename\":\"08-smart-meter-serenade.mp3\",\"owner_id\":850116073,\"tags\":\"brevos,rock,we-are-alliander-powering-dreams\",\"title\":\"Smart Meter Serenade\",\"track_cid\":\"baeaaaiqsebn5bfbssuwrkpweavisnbefumvp5vu3lh4xtew4ry3lmkrpi2l32\"}}",
"nonce": "1792440445612397086",
"signature": "0x156547a2d2c97d0b732835a15c3057d6a9093b2c2276706b8ca272fc6262e5b92e54de401a50c18bf99072609ee211afeb49549a6186a9c684fb3ee29362f1281b",
"signer": "0x7d853670b15a2150BFfd80b516C26EEd400f695a",
"userId": "850116073"
}
}