{
  "manageEntity": {
    "action": "Repost",
    "entityId": "385065506",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa25c94f15351c9b7804825d0993524c27d617553264927ee5d228e74baa3ee7f",
    "signature": "0xb3b72d09bdab4f15d06b9ee8412f4fc5a2bfa177b70599c8622edc2f1265b9e33a2403ac93412c4fe7ee026162faaadb1ead9d4e1e169c3a2a1d19259651f3e21b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}