{
  "manageEntity": {
    "action": "Repost",
    "entityId": "4459889",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8a926f61d60bb2bf7c52c18b04fcc41b89fed535843fdd5c1cbd10d6311fcff6",
    "signature": "0x5defc90ca17199cef30289c647ef3777f71eba3045627cd97a937aef9a1e609117d5a2248a7c53dc01b87f0bb5ecae453122d0b3ef9d691d02288fb34cb244081c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}