{
  "manageEntity": {
    "action": "Repost",
    "entityId": "553748380",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4146a6f4c0116105748b24cb8aac1533b917f029d095ecf87b4df4724926451b",
    "signature": "0x5355451d470c95df38ad514a2c81be9842ad92268351bfd446b9ab92600dcb21362a8d04efa6cb619813d210911bb4028278c9bdbf86777aa53b66a8664971d11b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}