{
  "manageEntity": {
    "action": "Repost",
    "entityId": "450190671",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfeb8027803d16cb5910510c23ccf05930f822255b165220bb5af33d7d1a294aa",
    "signature": "0xc43b016035ba82b7e3ebd7524e6642f3dfd9b548f9faddc3afa210a569415d805caa177f291e581756008abea14ab87b2dd9a4c5037472fb74cf067fb437d4081b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}