{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1123495914",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x39586bacd1a58ecec94ee80ebcbe857d3fff5992146fa55d5edec68061ef4fc5",
    "signature": "0x3f50316c00889f43a91b94f9930f4583c07792fcc732e5e371e5b6815e0eebd65ac4caaa47f948b5713bf7ec80c34fdea8a88ecead9a083d0e00388fd5b81acb1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}