{
  "manageEntity": {
    "action": "Repost",
    "entityId": "603919254",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xafe3e0ff3b863d3ed13533a77330aa9e505f79c2bc95d8d3526d18f56d5f3bef",
    "signature": "0x858adf26e02b505d07a5827ce0a20910d92056f96a2341543f46b03956695b685856be559a2056d63fd5e847b33af0998408981166dad8015a32d1852d3bf5231b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}