{
  "manageEntity": {
    "action": "Repost",
    "entityId": "773365",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x42ee418e6ee4ef633dd8285a1b60f847c7e78199a49dc27211161d7d51b9a908",
    "signature": "0x570ccadd434a356b0f4468d84d63fe47a853e279d44646ab4c5d0dd994dcb93c07761ffdd2e7b6b52604d44d1d3f5aa5b26c42dd44c092818c0b638a2dc0df931c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}