{
  "manageEntity": {
    "action": "Repost",
    "entityId": "307419",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe73a0386db4996c67dc0a0356bf7bfc0e2ff5083c114042baff65bf785da0685",
    "signature": "0x4567161ea90504f1dc98d567ab54064ea4736282683f7c13f3b9bd0b95af1ddc4d703edf72c33ef2281e85f267c86adb8dd8d787f86e49b5ef87e29ec0f240ca1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}