{
  "manageEntity": {
    "action": "Repost",
    "entityId": "621010328",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x946478c486b572fb0af9ddad8992a4e2d64b60c53f368947766a7975d2368103",
    "signature": "0xd911bcce7164092db4c9bce7cc6c8cd418a65ef0c83d199ae7155da3d211885c6df58c8c2def4778226e1ecbb96406ce6c754d1d26c04728a69cd742c12dbddc1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}