{
  "manageEntity": {
    "action": "Repost",
    "entityId": "278821879",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf95e1b19737b1dc291f6685676b2928085bd36b8d309472d0b930ca1cb3ff7c8",
    "signature": "0xa04fc1ec5fa528bc8f1847172d91a3e368d6f16857d7d038907776655c93100330da2790dce3f38a198ead7af94d20531b5891b9bbc3393b891290e547f6e3391c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
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}