{
  "manageEntity": {
    "action": "Repost",
    "entityId": "469881",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x225010cf8c64c7a50cb0b202f305f0119fe8973e237e7c12dbeb0a69f98d3a93",
    "signature": "0x500e16018b3476d0574deaaca39505965034e96f2074759b10982a93ae7d8e5e218ac5dfa75f2e727d9097cac787b9007fe9ddda5b8bf1afa41844ea4628468a1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}