{
  "manageEntity": {
    "action": "Repost",
    "entityId": "780574472",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7c58e784232d2cfcb1c98c308663d19a70d6fa453123c96ef0fa92f99bd43ef7",
    "signature": "0xcd7fcadc8b422dc93b0f11425df41a188598392d4973a8c8b27d3d5dfdc6c5106b604e56107cfff5278d4c9d66eaa094f27a56b146fe0a68963676526b6ef1f51b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}