{
  "manageEntity": {
    "action": "Share",
    "entityId": "578337292",
    "entityType": "Track",
    "nonce": "0x61c38b6f3a01c9548d2ec34d5c8e7759b7846bf021ea49278b3599fc6b3d2368",
    "signature": "0xda212497fb09cf9ef5447b477eff5eb36b7f88b978e3f9b33bf27c211fbada982fe9bd1d7ce3cbe4e843e68e12423b12b64542ec3ee853e4bfbccf22e69268c41c",
    "signer": "0x8Ad2eB3e00885BeA3D129821542A791C930E0370",
    "userId": "383930"
  }
}