{
  "manageEntity": {
    "action": "Repost",
    "entityId": "45019743",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa43b360a6f15f13fefd6497e6135b5d49cf6aab85d7a5e2cb37181da4f634bc9",
    "signature": "0xffc04d1409e534f92568b02506a1232bed40046fcb53e69d498500b56315782075a103268cc85f0da661685259bdb8d2babad5ae74ea67a9cb35934a958c9e171b",
    "signer": "0x5D4848bCf5c4abA1a0Fdf2B61408c9e4288aDb0E",
    "userId": "305415280"
  }
}