{
  "manageEntity": {
    "action": "Repost",
    "entityId": "212896575",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2f7ddc713e718b768b70cb4dc17dd5632c0b41f6f0c4fe7d5de72544c1647dbf",
    "signature": "0x56d538a85444024fd05de3a92085f41b0887f4a440f714eb83028eba94cb05216a5a446054dfe849ac5f2d9ce923b2341ea4ecd69fc7b1b03c1d613a5be611131b",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}