{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1416876644",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xeaae51a3bc6dd09195c458f1b0d71e1875521ca70f230d74071e8c48e9c949dc",
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    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
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}