{
  "manageEntity": {
    "action": "Repost",
    "entityId": "378413",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7cb629672837f5ea7a1f68364d0824cdbeb5ef94919fdfc8dff3babd8c16785c",
    "signature": "0x8925873c21ae3c09b4c43c1e051544c4814f2f00026ecbf5d91d04acca8fc5c813b1d462ffdb68f3061881cb3f6e0d8590b0a591103f4c2f60fb369b5b2c5e121c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}