{
  "manageEntity": {
    "action": "Repost",
    "entityId": "273698",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9a21b2c68984a7673171e8bcf9088e10cdcf3346ec89ca978635d0b70bdbbcb1",
    "signature": "0x2ab353ead12f3823147bf7a713f3d552553dd049ade38c6bf4d895dbc6cd8d9e46203f3fbce8f758770db937962d5eaff11a493cc604c2d1ca03e8914fd4851b1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}