{
  "manageEntity": {
    "action": "Repost",
    "entityId": "648564",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x884309dc15a100b42ebb303d205e626d7008e4bcf1528a64a4d5472eacd18d14",
    "signature": "0xa2688c5b33e573c36d782b3820cc17ee38a5b200eb0c2afc3bbad13bf2359f4816b4a67b1081a17b66dae7bee2a901e676490d2f9a3d04c870f1fc954e90e29d1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}