{
  "manageEntity": {
    "action": "Repost",
    "entityId": "452273160",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0b16ea129cf244b040c435a3d20f6aec6656da7ee7adddeb4a7968267f4d887a",
    "signature": "0x91ba4c1e284f2f72fa1e077573dcd0e8f59b5cc3af9980107c7242c26e4aeb6752c95fa065d13155ef01c9d01b0108e2a6c3c1d5c94f1f776bece9bbdf232c121b",
    "signer": "0xb16EBFFc674cd3eEB33d390F6e30C444a1144DF1",
    "userId": "542199443"
  }
}