{
  "manageEntity": {
    "action": "Repost",
    "entityId": "600912192",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x36a2b429723a9196cac32350362ff7133b54dc158886119c6b11d12eeee537c7",
    "signature": "0xfcfe1d5a0b4f4bc73a083314c1037348a5c587cbc701c6c342ab72926bfe614b69a31b8dd407c75e5905dbfe5c0258cfe96d059aad11585bd0f4e5bc0054e8021c",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}