{
  "manageEntity": {
    "action": "Repost",
    "entityId": "756364543",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd6f0aa65b571138c13aec92bcb95efb5c1c42ccc1b132c9ea87ddb678c9b0150",
    "signature": "0xd33ce85e7f4f367d34016101b80d73701aae6f5f52e471a5338ad796f468170f0214a5be963ee878ba9dab69d83fa4cc48a2aef62a67433533085067018658631b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}