{
  "manageEntity": {
    "action": "Repost",
    "entityId": "612319459",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfd6cc11434bf9448591ee4f9188a3f8969435310a615420426d63713a60763fb",
    "signature": "0x9f290fe386335f17c3d2ed74209cbb49541aa7fbfd3e215cf87850326e7f25b457fdb5d69ad61e5b021d1aa03983a286aad7080a7844175061d5fed58efa9fc71b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}