{
  "manageEntity": {
    "action": "Repost",
    "entityId": "538098",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x283192499e3138864d963937d1cd6e460b1854acd893cc540674c4b5f96e2d4c",
    "signature": "0x073ca5bc1a0c2396ee55ba2ba06e46094102f06da2c21fede833169b5a0763aa313b0c54c4c356000a876f18d4cd454ac6aee58da8f9d66a3dd9ca46ff6ab7aa1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}