{
  "manageEntity": {
    "action": "Share",
    "entityId": "645183315",
    "entityType": "Track",
    "nonce": "0x7c849bd65bfba643d342cc520c9bf80d1b861cd51a77b8417b2cb37af9c7207b",
    "signature": "0xdd334c5c9d0c711e9daaf33833fe74dcda5e5ddd7aa233a9da8f582ca1a4639f7d60dd044c816e0c25c43833e13df53451fc93731c18b1e52acb0d4cdd7de77f1c",
    "signer": "0x681F2f604eF1d9F3E49bfEdd630766D369AbaaFf",
    "userId": "605741040"
  }
}