{
  "manageEntity": {
    "action": "Repost",
    "entityId": "676921124",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3f8f5549edadec71deacb15b9c0906cc69048c6eaea7dc05fe548e4b92eae3df",
    "signature": "0xb97fa78ff8c0f8f12d1bf7e4be9d968e06568a1deab27bd3d182fc2ae19fc5eb49733cec10791d90759b405bd79b1ebdd45a234a50e7b800cec01049815e46e61c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}