{
  "manageEntity": {
    "action": "Repost",
    "entityId": "42551391",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa5cf2db9e06aea4bebc89530d5d3295710c039bb375f25611e85473d2c423fd4",
    "signature": "0xe9cc5e6d21e102b04bf94b7e53f91e00e3a7763a1dfc53b41b80719cf5dee33915f40e65b3ff74d9e65fad7214fd52636e4beeacc0622c2a7894f756e467fd471b",
    "signer": "0xC56E1ccbA93c1E645e5F27Bf8A5ca13eB7A5eEbe",
    "userId": "335878078"
  }
}