{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428329478",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x777d89bc2968b871d9b708077095f78ed896e02fb6ab29e0ef8bfb60337b0306",
    "signature": "0x4477ce19cfffd30d61b1b7b55abac5d27bc5460dd276150c70de0b2f169a55f51f09d22ddf3d3caa1b833f851522c2d9e083ad88070e5af6c4bc4bb6f8c3106e1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}