{
  "manageEntity": {
    "action": "Repost",
    "entityId": "424700",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1228ba91a490303b5ea1ddc9f494050de663fc25e4e863ee44cc689e4d7c2046",
    "signature": "0x9a0f76776c4bb4ac84c2b30246c71b84b5cb33560d5a2dec514c599aa891d4a735baab2d0c0e31077ff9e0b213b73977e81eea187fa3bbe45bba10c6db0da3651b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}