{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1353492736",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfcbba2a0fd4fe196f7b3cf0f31ab8b96672151a3637f8ef704d94974bb8c518c",
    "signature": "0x618d815552c9c6812b32ee35f07ea553b3ab985088237bf74bbba468ece2d2c04e49bfcb8a6fe223306dcd146a0624b1e494912206f5b69ab8cc97b1946ea9981b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}