{
  "manageEntity": {
    "action": "Repost",
    "entityId": "515515586",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcae754ba3d84d3eea62d9f8f31d38bb3d0ea3e0526d8ba42f0b42362f26cb51b",
    "signature": "0x7eb5bb23c1fe4885820271a83d320aee2c50bc824e5fb59cdeffe862ee391bc2401a53fd1ecccf55cf49a822bc2b78c16a56f486868f27219b4b7ed6961042e01b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}