{
  "manageEntity": {
    "action": "Repost",
    "entityId": "474429",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xaa32343c455cd5ebb04344b7d3b7494d97c751dcdfbb419344a0bfdadfd64b50",
    "signature": "0x4ec0756540a3aa2ab28b93b4f9739c8dd190f1c40ad086a83fce1c142d52356a188b15ccc3fb5ef0b8294a421fa096a1cf3144a41b4eb6edc80db6a1fa2ab0fd1c",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}