{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545789",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x966dcec09597a401eca86cc5841c1be8128c3fce5b713ba740b0759992fac997",
    "signature": "0x9d22f8a42637dfdee7f7e7875c0c48950d790dd8056d7f4963efb2648fdc501c575b5e93d678d511a1ad5f55c30a2fb1205a3f955dcbf893e30c1a00cf8c63181c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}