{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544520",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x12051a306a62d3ba0482538f4766e9a53794f57ef1fb379117c5afb84f3093c0",
    "signature": "0xfb2fb61a134aa450fed6687a6f39371eb1367b35edc0ef3883c7f9bd17a05c5740de63bde8d98ccf1d72ff6fdae2c8dda90f47ed00209b8e5ac5862cc1a7a6a41b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}