{
  "manageEntity": {
    "action": "Share",
    "entityId": "644738209",
    "entityType": "Track",
    "nonce": "0x7c4e12be724f7fc7bef38cce3059e31e56179db680cea83e3ef5ca2f9d460865",
    "signature": "0x5c5121f15a588a6fa9dc44704e049e4f9e1c13c6ea3deafd49446acb37245d9b07e3dc73e434aa5a7c1423a276575937007e1efb01cc5a3d6d00cb2ac81f18af1c",
    "signer": "0xdfcc4d06D5B8A0AF1AF77B1Ec434e5F50B625a75",
    "userId": "620921422"
  }
}