{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428443",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xac74552507a992a46b3dedf153d4d77a59bd02fbefcc4e90486bb3e68e568fc9",
    "signature": "0x69e5bace7e4a66dc002e77fad4a55f5406d1e9589e67761491b287471d80a39d4ee2e6361c26e26bfb8f4657baa4b441c6cb7a2edf4029eecd69a4d5c4e23b8a1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}