{
  "manageEntity": {
    "action": "Share",
    "entityId": "489426537",
    "entityType": "Track",
    "nonce": "0x6b02836788d6fea24229b32ec088d6385ad05393105587a4b09132c12d8e0050",
    "signature": "0x05da3c48f706c75cc1055b707958071f1aa07d701c9fb352e82344b967b135b352325b7da3d3ade8dccb3929c8c3ac84b8fb56b27d69b0b0081acccc99815e071b",
    "signer": "0x66C0920dcA0b918ab7d0c1A5d2251fa05C75EBBC",
    "userId": "1931557"
  }
}