{
  "manageEntity": {
    "action": "Repost",
    "entityId": "123371423",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb4586dc772223e1f14767ce56072927b4091e0e9c49d58fbe3958a7f892ef2a7",
    "signature": "0xd2382a9d05ea51df02ef29c0c57f07007410a2d369c0cf88332ea251de3889ab1b25de624bd5e6a17d56036fdab0897ff388f74442a5bde9bd6443910d6e791c1c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}