{
  "manageEntity": {
    "action": "Repost",
    "entityId": "728373",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4e58b5bdf3301d1fc2797b271f9cae93c9e57592144f193c8bce197a0160ee05",
    "signature": "0x2f11f16956ef51425350fcf6370d2f3ac9e182af6c1142997d14d5fbd200045f63ff40f9495b7bda3c8afa906387b97faf44fb88babd13f09091bc150b377dc41c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}