{
  "manageEntity": {
    "action": "Share",
    "entityId": "1248850474",
    "entityType": "Track",
    "nonce": "0x7d8a19814aa219cedafe5237fa2cadbb6c33ba19dd8eb64369ae8950a63f6cce",
    "signature": "0xddb141a19ba714c819ef4a0981cfa164ea03ce750854342d625d237a61240f9e13fce5f20061f290def1f04e4a119bfc24d70bba9d694b9c46b2015b10f5b3111b",
    "signer": "0x66C0920dcA0b918ab7d0c1A5d2251fa05C75EBBC",
    "userId": "1931557"
  }
}