{
  "manageEntity": {
    "action": "Repost",
    "entityId": "637937674",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd4c82821495f28fd2ce4a0cc95db6ca13801bc2adfe3c6ee4004da63ce6c98ad",
    "signature": "0x3dc056cbe87a23c1395cd34e256b7407c4ccb25a7ec0cbed10481bb70d43d1f365c6929eadb303bd9400f14b987f4ec5aefac901a2da63c233680f3b483c3bd91b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}