{
  "manageEntity": {
    "action": "Repost",
    "entityId": "304529853",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2aa458a3c913401a2907df14d84374d9ab040601c742209f71780bd79ee42ed8",
    "signature": "0x7fd7d25cb0c171c906ac18499f5a2b40a20c5c3534dc3aca19ad4ef9da9fd47e2456b99b0e875217d4e2f23b49a0aaefc0119238200febcaf5eaac11768e24cb1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}