{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1216815821",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3d615ee47f0410316400556d93d5869dea9c47a2b20d2df910e868b21c80e2fc",
    "signature": "0xb71b83d438e9fe431f4b8ef753fc78b50f3ae2626245566c3cf2381b83458349219e39bca7c4d4b34ca3015252e6066ea172075bf0756db06f5f432b21bd49d71b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}