{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1497451881",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x49b411db38166ef9ad28d460290a9f493a8aec4b0f5e8fc2357c119d7a8d0738",
    "signature": "0x38588c15ea6f72f1aa0dc5110a91ef1ceaba5aed47e3ecadc929f845670c4cc5368234512bb26ea09031907123764ce59ca8e67a2f558cfbee30e489331fc9de1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
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}