{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428420",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd21bbce9a1be1e12a4be107c7bfe9e776fde24d3e19e25e381bbf6bf952df59b",
    "signature": "0xf0d2db72d18d0d5db0f9b7fda89a5bc2f82b3df38db62d7a95816ce50d5d09c33528056efbafaa076a0c2ac4856880593e3bcb4df30a921517e7ed9230e0d2281c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}