{
  "manageEntity": {
    "action": "Repost",
    "entityId": "12986852",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbe85083ee3bbce6335c2fd0c42b3d12ae4ba6e29836cdd886498fbf74f39eec2",
    "signature": "0x0124958d84b89c83dcd5e341000fbc0adb73f266d1ecda881660866eb2f4fb356d3cf3ad60ceae0d08d2c5a0d574df0af43b271cae7743c55e3b7d34aaf953aa1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}