{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1904438216",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0a854577ffc203d0186fb012d2d6e42ad99d69d2c7bc5cebdb43d8210e53a17a",
    "signature": "0xbd50cf7854887e848d32c1ac6e64a192905906d287d43ca9915e02f4e431e1a71e25467ebc42705346eb3547857fafb96628a7c695317524e56789f79fac30e81b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}