{
  "manageEntity": {
    "action": "Repost",
    "entityId": "784232981",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa3e98d54cb8bce1f0cb3678389b83f3f5a0465ea7f3e26dab0008af6e59a6a9f",
    "signature": "0x019da8b833accadfd8406850d6a367f32c31680945f6dcb0c566562d281a93e57ebb319211d189b5294fd4bd6135bb03cda168b1af40cba2bd2cf0e69bc75dd01b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}