{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1638033331",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1fa99cbe13bd516a529dea241ea7168298d09c79d4c1f0dd8274cbaa164b6cca",
    "signature": "0x27738bc9566fb8ba7c00a30445ee89943c561fc70b9d6b647f804cd53f396ecf24c8664cc6949f6e20fd1da03508a29381108e01b17cea2ff1e0ba95a3c09c7e1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}