{
  "manageEntity": {
    "action": "Unrepost",
    "entityId": "926661213",
    "entityType": "Track",
    "nonce": "0x96a70a5a81f192fe98ea195d22c758b641506cc22653d8c0f209f8f1c4fac53a",
    "signature": "0x73a3e995058c66c69130d534199b22aeecfb16cf74179cf7f53bf9c26583e51648e51acbd8786471e14c6fd1ab66659e6203fef70bec4c252c4ed581ad1306341b",
    "signer": "0x05dFbB4a0596bb4528E30DD78a528f34e09DcAc8",
    "userId": "403998674"
  }
}