{
  "manageEntity": {
    "action": "Repost",
    "entityId": "413842",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb4c1b52bcbe7453e52037fb0cd0b007dab6c1add00eb8a7fa8d70588d4adbda1",
    "signature": "0x4039d36b7a9cafc7640113144c03643cf844135725eb9586c7ed28425c127dd21aab65951cfacb359aa31b83ec0d0c2a2676c619e9bc5ce806a43cfe950dca001b",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}