{
  "manageEntity": {
    "action": "Repost",
    "entityId": "421450811",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6d471be900bce21dad022eb3363c621a0abdda8c1ae58f31df7ad79be4a534f7",
    "signature": "0xb9ca83165524f7158946402951904f06e34a30a638d087064a034786075effd2493288abe31d70af084342203e4edfbf10fbb7db4365483cd4f58570b3a1a8a61b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}