{
  "manageEntity": {
    "action": "Repost",
    "entityId": "577857",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5eea7d8fd47b1dbd6fff92e25530885c4dd646c196c78581e09211af6863916a",
    "signature": "0x11f7770212cb73aecd96f08057360ebe2898e07a6d9ff858833a76e399e4d9b8778542fd0723837cc5973db64b3d93b4b1f30f42007b17b0623967194a0f32081b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}