{
  "manageEntity": {
    "action": "Repost",
    "entityId": "355982862",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf3dc9c52e7b0322c2e70a6cec4da05243fd3d6c6ccb14e3123305147198bab43",
    "signature": "0x07e20af7f7edb120a941de22781a853b18f1c5327548ee51be5532ed05f932e4251dcedb9ede4abbd28ce212bb20de5b185e6a805fb5e6c3408c15d9fc86b8381c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}