{
  "manageEntity": {
    "action": "Repost",
    "entityId": "742464",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x18883059e6a88b0087523693b56e4ce837f7a1e02402e191ba9994745e807952",
    "signature": "0x2a9b4c27b5b85c8533b13b2c91d305bc9a7caa4602500179321bbc40d6f838660063dcf516b8b5803e59ffd33fbf506e222a3a131265661e21f7d089eee1bf1e1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}