{
  "manageEntity": {
    "action": "Repost",
    "entityId": "668897505",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc449ae4e78322ee064b9bc0fc3b8954c8538113cd58bd6ce4ab3f878847324ce",
    "signature": "0x2e15aad7e8b8f7e99f731792fbc33af4b6bac3a4b5fda5faa9f28eac8f54b94972a2d2cc43b0eac0497827ac97acba51883ac0e99b775629d8ee03cf10cf809c1c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}