{
  "manageEntity": {
    "action": "Repost",
    "entityId": "675571257",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf082695194fe47254a3d94be43ca128e9ee1e0ba6d84f0b47384f8a4674d8ff0",
    "signature": "0xb990eb2d95e51407a9475dbba5f4cdd5e48458d3411c8ced323f80a8892f180107e1d6eb1fae0418ca87643cda2782db3d042adc0dacca41862dddff17ed1af81b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
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}