{
  "manageEntity": {
    "action": "Repost",
    "entityId": "703998",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x583540933764b43d51d38aa1314d9347b5e3da33b1a82b1aa6a1391bb074358a",
    "signature": "0xd38303d3d39e5449241b92d7499eef1a7eb1858e92313e38da2668630717ebbc2c4395ee065bb32493e17da377c4f38b6c244eb9865d10edebdfbd84f4712b031b",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}