{
  "manageEntity": {
    "action": "Repost",
    "entityId": "699711",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa21408d9916c5aaeb21a627156c38821c8cde6b2a5e577926a5f10f63f7491bb",
    "signature": "0xe39e125963bd5f6f3bc2f1f14223373d77ed79a15063b132a8fa2dc6cf3e6e04400c0d314094774a2cf6b05f73ce4f0b20870eaad3c9e4b5b7f36d68aaf0f3741c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}