{
  "manageEntity": {
    "action": "Repost",
    "entityId": "713543655",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4df8e905bfa90c9b2363c265fc74b5d0c1cbb4513c3272f2790b9eced4cd3d9f",
    "signature": "0x09c297cca9764ab3764c27394efe6144200eb4aa56fd09b9ada33f9b72457dcd11ede4fe71e2a5032b6fd531c578b0054abc57fc9e73c535288daa018b31f9991b",
    "signer": "0x20c238b8C67292B74399B705c8Ba45682d3854D3",
    "userId": "751451"
  }
}