{
  "manageEntity": {
    "action": "Repost",
    "entityId": "11737899",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb99c3e4e57c0c7da6dc3e62f40e576cb8e034190ccce1febdfbdc7b42c4d3a95",
    "signature": "0xddd5136fe6a4cb6b68021f9dd707115ad6646a2734a441fc50520eaa38e6e7c517951e0d275eb28a15b72a55db0985705050302c6468030b066a373200fc32871b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}