{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1421072905",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2a22035dfb8734c35d983d4f262b007056c771c4aa8129e07f07250e479e9cf7",
    "signature": "0x8ca4ca15791759450f5d074089f9e1f7d5a72ce57e6729b49f7bdce087850bdf277385983a269b1013804c8a2df420d11af122264079c2f9b89c20916f1da7411c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}