{
  "manageEntity": {
    "action": "Repost",
    "entityId": "436139881",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8df16fc3bee9f7a1c1594f1c37365f635be106d2d8d2ef16e7e2c734d3d1d81a",
    "signature": "0x51a068effb0b7ca6e8bed537c6a5085eebc34cf41810bfc6287bcc6fe2719aee38f855b8aeef9ab1190790297daa6d3ee01a1ed2296f9088057995d4858b50181c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}