{
"manageEntity": {
"action": "Save",
"entityId": "1158206132",
"entityType": "Track",
"nonce": "0xadb5892b6ef030f7f3d2afe37fb6b7101a554854d9767e2cac401d86dc1c6207",
"signature": "0x9c5793d6ded58bd9ca0c5dd8ded7c7922a148bd089c5b803305649fcf619b082158f8d5f7fdbcacf07a027f22541160f37d804672de6d67567e6e81dbca3ecf71c",
"signer": "0xaFdEC27229de1023f5322f4Dbf0e874dC548011F",
"userId": "817564020"
}
}