{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428401",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x693ed907528be041bcde13587640ae638caccab8c4cb6ff826630621b01de410",
    "signature": "0xc14dd98e9655b3dcfd186107951d15b7c7a000a21988ab5bdb5a85393336e5cc5ab21bea402caeb4d96cb831f9cd7f90afa26979a66472eff1852a5918b83a2f1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}